CVE-2013-4449

The rwm overlay in OpenLDAP 2.4.23, 2.4.36, and earlier does not properly count references, which allows remote attackers to cause a denial of service (slapd crash) by unbinding immediately after a search request, which triggers rwm_conn_destroy to free the session context while it is being used by rwm_op_search.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 UNKNOWN
NETWORK
MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 98%
VendorProductVersion
debiandebian_linux
7.0
debiandebian_linux
8.0
openldapopenldap
𝑥
≤ 2.4.36
openldapopenldap
2.4.6
openldapopenldap
2.4.7
openldapopenldap
2.4.8
openldapopenldap
2.4.9
openldapopenldap
2.4.10
openldapopenldap
2.4.11
openldapopenldap
2.4.12
openldapopenldap
2.4.13
openldapopenldap
2.4.14
openldapopenldap
2.4.15
openldapopenldap
2.4.16
openldapopenldap
2.4.17
openldapopenldap
2.4.18
openldapopenldap
2.4.19
openldapopenldap
2.4.20
openldapopenldap
2.4.21
openldapopenldap
2.4.22
openldapopenldap
2.4.23
openldapopenldap
2.4.24
openldapopenldap
2.4.25
openldapopenldap
2.4.26
openldapopenldap
2.4.27
openldapopenldap
2.4.28
openldapopenldap
2.4.29
openldapopenldap
2.4.30
openldapopenldap
2.4.31
openldapopenldap
2.4.32
openldapopenldap
2.4.33
openldapopenldap
2.4.34
openldapopenldap
2.4.35
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
openldap
bullseye (security)
2.4.57+dfsg-3+deb11u1
fixed
bullseye
2.4.57+dfsg-3+deb11u1
fixed
wheezy
no-dsa
squeeze
no-dsa
bookworm
2.5.13+dfsg-5
fixed
sid
2.5.18+dfsg-3
fixed
trixie
2.5.18+dfsg-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
openldap
vivid
Fixed 2.4.31-1+nmu2ubuntu12.1
released
utopic
Fixed 2.4.31-1+nmu2ubuntu11.1
released
trusty
Fixed 2.4.31-1+nmu2ubuntu8.1
released
saucy
ignored
raring
ignored
quantal
ignored
precise
Fixed 2.4.28-1.1ubuntu4.5
released
lucid
ignored
Common Weakness Enumeration
References