CVE-2019-3861

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
redhatCNA
5 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 78%
VendorProductVersion
libssh2libssh2
0.15 ≤
𝑥
≤ 1.8.0
debiandebian_linux
8.0
netappontap_select_deploy_administration_utility
-
opensuseleap
15.0
opensuseleap
42.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libssh2
bullseye
1.9.0-2+deb11u1
fixed
bookworm
1.10.0-3
fixed
sid
1.11.1-1
fixed
trixie
1.11.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libssh2
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
ignored
bionic
needed
xenial
Fixed 1.5.0-2ubuntu0.1+esm1
released
trusty
Fixed 1.4.3-2ubuntu0.2+esm2
released
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
https://access.redhat.com/errata/RHSA-2019:2136
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3861
https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
https://seclists.org/bugtraq/2019/Apr/25
https://security.netapp.com/advisory/ntap-20190327-0005/
https://www.debian.org/security/2019/dsa-4431
https://www.libssh2.org/CVE-2019-3861.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
https://access.redhat.com/errata/RHSA-2019:2136
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3861
https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
https://seclists.org/bugtraq/2019/Apr/25
https://security.netapp.com/advisory/ntap-20190327-0005/
https://www.debian.org/security/2019/dsa-4431
https://www.libssh2.org/CVE-2019-3861.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html