CVE-2021-27212

In OpenLDAP through 2.4.57 and 2.5.x through 2.5.1alpha, an assertion failure in slapd can occur in the issuerAndThisUpdateCheck function via a crafted packet, resulting in a denial of service (daemon exit) via a short timestamp. This is related to schema_init.c and checkTime.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 99.27%
Affected Products (NVD)
VendorProductVersion
openldapopenldap
𝑥
≤ 2.4.57
openldapopenldap
2.5.0:alpha
openldapopenldap
2.5.1:alpha
debiandebian_linux
9.0
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP
V3.1.0 ≤
𝑥
< V3.1.5
ADP
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP
V3.1.0 ≤
𝑥
< V3.1.5
ADP
SiemensSIPLUS S7-1500 CPU 1518-4 PN/DP MFP
V3.1.0 ≤
𝑥
< V3.1.5
ADP
Debian logo
Debian Releases
Debian Product
Codename
openldap
bookworm
2.5.13+dfsg-5
fixed
bullseye
2.4.57+dfsg-3+deb11u1
fixed
bullseye (security)
2.4.57+dfsg-3+deb11u1
fixed
sid
2.5.18+dfsg-3
fixed
trixie
2.5.18+dfsg-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
openldap
bionic
Fixed 2.4.45+dfsg-1ubuntu1.10
released
focal
Fixed 2.4.49+dfsg-2ubuntu1.7
released
groovy
Fixed 2.4.53+dfsg-1ubuntu1.4
released
hirsute
Fixed 2.4.57+dfsg-2ubuntu1
released
impish
Fixed 2.4.57+dfsg-2ubuntu1
released
jammy
Fixed 2.4.57+dfsg-2ubuntu1
released
kinetic
Fixed 2.4.57+dfsg-2ubuntu1
released
lunar
Fixed 2.4.57+dfsg-2ubuntu1
released
mantic
Fixed 2.4.57+dfsg-2ubuntu1
released
noble
Fixed 2.4.57+dfsg-2ubuntu1
released
oracular
Fixed 2.4.57+dfsg-2ubuntu1
released
plucky
Fixed 2.4.57+dfsg-2ubuntu1
released
trusty
Fixed 2.4.31-1+nmu2ubuntu8.5+esm8
released
xenial
Fixed 2.4.42+dfsg-2ubuntu3.13
released
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
compat-libldap-2_3-0
suse enterprise sap 12 SP2
2.3.37-39.1
fixed
suse enterprise sap 12 SP3
2.3.37-39.1
fixed
suse enterprise sap 12 SP4
2.3.37-39.1
fixed
libldap-2_4-2
suse enterprise desktop 15 SP2
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP3
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise desktop 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise desktop 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise desktop 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise sap 12 SP2
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP3
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP4
2.4.41-18.83.1
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise sap 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise sap 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise sap 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise server 12 SP2
2.4.41-18.83.1
fixed
suse enterprise server 12 SP3
2.4.41-18.83.1
fixed
suse enterprise server 12 SP4
2.4.41-18.83.1
fixed
suse enterprise server 12 SP5
2.4.41-18.83.1
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise server 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise server 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise server 15 SP7
2.4.46-150600.23.21
fixed
libldap-2_4-2-32bit
suse enterprise desktop 15 SP2
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP3
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise desktop 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise desktop 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise desktop 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise sap 12 SP2
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP3
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP4
2.4.41-18.83.1
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise sap 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise sap 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise sap 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise server 12 SP2
2.4.41-18.83.1
fixed
suse enterprise server 12 SP3
2.4.41-18.83.1
fixed
suse enterprise server 12 SP4
2.4.41-18.83.1
fixed
suse enterprise server 12 SP5
2.4.41-18.83.1
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise server 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise server 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise server 15 SP7
2.4.46-150600.23.21
fixed
libldap-data
suse enterprise desktop 15 SP2
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP3
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise desktop 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise desktop 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise desktop 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise sap 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise sap 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise sap 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise server 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise server 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise server 15 SP7
2.4.46-150600.23.21
fixed
openldap2
suse enterprise sap 12 SP2
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP3
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP4
2.4.41-18.83.1
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 12 SP2
2.4.41-18.83.1
fixed
suse enterprise server 12 SP3
2.4.41-18.83.1
fixed
suse enterprise server 12 SP4
2.4.41-18.83.1
fixed
suse enterprise server 12 SP5
2.4.41-18.83.1
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
openldap2-back-meta
suse enterprise sap 12 SP2
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP3
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP4
2.4.41-18.83.1
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 12 SP2
2.4.41-18.83.1
fixed
suse enterprise server 12 SP3
2.4.41-18.83.1
fixed
suse enterprise server 12 SP4
2.4.41-18.83.1
fixed
suse enterprise server 12 SP5
2.4.41-18.83.1
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
openldap2-back-perl
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
openldap2-client
suse enterprise desktop 15 SP2
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP3
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise desktop 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise desktop 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise desktop 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise sap 12 SP2
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP3
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP4
2.4.41-18.83.1
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise sap 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise sap 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise sap 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise server 12 SP2
2.4.41-18.83.1
fixed
suse enterprise server 12 SP3
2.4.41-18.83.1
fixed
suse enterprise server 12 SP4
2.4.41-18.83.1
fixed
suse enterprise server 12 SP5
2.4.41-18.83.1
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise server 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise server 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise server 15 SP7
2.4.46-150600.23.21
fixed
openldap2-devel
suse enterprise desktop 15 SP2
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP3
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise desktop 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise desktop 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise desktop 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise sap 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise sap 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise sap 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise server 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise server 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise server 15 SP7
2.4.46-150600.23.21
fixed
openldap2-devel-32bit
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
openldap2-devel-static
suse enterprise desktop 15 SP2
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP3
2.4.46-9.48.1
fixed
suse enterprise desktop 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise desktop 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise desktop 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise desktop 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise sap 15
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP1
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP2
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP3
2.4.46-9.48.1
fixed
suse enterprise sap 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise sap 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise sap 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise sap 15 SP7
2.4.46-150600.23.21
fixed
suse enterprise server 15
2.4.46-9.48.1
fixed
suse enterprise server 15 SP1
2.4.46-9.48.1
fixed
suse enterprise server 15 SP2
2.4.46-9.48.1
fixed
suse enterprise server 15 SP3
2.4.46-9.48.1
fixed
suse enterprise server 15 SP4
2.4.46-150200.14.5.1
fixed
suse enterprise server 15 SP5
2.4.46-150200.14.11.2
fixed
suse enterprise server 15 SP6
2.4.46-150600.23.21
fixed
suse enterprise server 15 SP7
2.4.46-150600.23.21
fixed
openldap2-doc
suse enterprise sap 12 SP2
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP3
2.4.41-18.83.1
fixed
suse enterprise sap 12 SP4
2.4.41-18.83.1
fixed
suse enterprise server 12 SP2
2.4.41-18.83.1
fixed
suse enterprise server 12 SP3
2.4.41-18.83.1
fixed
suse enterprise server 12 SP4
2.4.41-18.83.1
fixed
suse enterprise server 12 SP5
2.4.41-18.83.1
fixed
openldap2-ppolicy-check-password
suse enterprise sap 12 SP2
1.2-18.83.1
fixed
suse enterprise sap 12 SP3
1.2-18.83.1
fixed
suse enterprise sap 12 SP4
1.2-18.83.1
fixed
suse enterprise sap 15
1.2-9.48.1
fixed
suse enterprise sap 15 SP1
1.2-9.48.1
fixed
suse enterprise sap 15 SP2
1.2-9.48.1
fixed
suse enterprise sap 15 SP3
1.2-9.48.1
fixed
suse enterprise server 12 SP2
1.2-18.83.1
fixed
suse enterprise server 12 SP3
1.2-18.83.1
fixed
suse enterprise server 12 SP4
1.2-18.83.1
fixed
suse enterprise server 12 SP5
1.2-18.83.1
fixed
suse enterprise server 15
1.2-9.48.1
fixed
suse enterprise server 15 SP1
1.2-9.48.1
fixed
suse enterprise server 15 SP2
1.2-9.48.1
fixed
suse enterprise server 15 SP3
1.2-9.48.1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
openldap
Amazon Linux 1
0:2.4.40-16.36.amzn1
fixed
Amazon Linux 2
0:2.4.44-25.amzn2.0.5
fixed
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-clients
Amazon Linux 1
0:2.4.40-16.36.amzn1
fixed
Amazon Linux 2
0:2.4.44-25.amzn2.0.5
fixed
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-clients-debuginfo
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-compat
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-compat-debuginfo
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-debuginfo
Amazon Linux 1
0:2.4.40-16.36.amzn1
fixed
Amazon Linux 2
0:2.4.44-25.amzn2.0.5
fixed
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-debugsource
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-devel
Amazon Linux 1
0:2.4.40-16.36.amzn1
fixed
Amazon Linux 2
0:2.4.44-25.amzn2.0.5
fixed
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-servers
Amazon Linux 1
0:2.4.40-16.36.amzn1
fixed
Amazon Linux 2
0:2.4.44-25.amzn2.0.5
fixed
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-servers-debuginfo
Amazon Linux 2023
0:2.4.57-6.amzn2023.0.4
fixed
openldap-servers-sql
Amazon Linux 1
0:2.4.40-16.36.amzn1
fixed
Amazon Linux 2
0:2.4.44-25.amzn2.0.5
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
openldap
CBL-Mariner 1.0
0:2.4.57-2.cm1
fixed
CBL-Mariner 2.0
0:2.4.57-5.cm2
fixed
Common Weakness Enumeration
References
https://bugs.openldap.org/show_bug.cgi?id=9454
https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0
https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html
https://security.netapp.com/advisory/ntap-20210319-0005/
https://www.debian.org/security/2021/dsa-4860
https://bugs.openldap.org/show_bug.cgi?id=9454
https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0
https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html
https://security.netapp.com/advisory/ntap-20210319-0005/
https://www.debian.org/security/2021/dsa-4860
https://cert-portal.siemens.com/productcert/html/ssa-398330.html