CVE-2015-3238

The _unix_run_helper_binary function in the pam_unix module in Linux-PAM (aka pam) before 1.2.1, when unable to directly access passwords, allows local users to enumerate usernames or cause a denial of service (hang) via a large password.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 84%
VendorProductVersion
linux-pamlinux-pam
𝑥
≤ 1.1.8
oraclesparc-opl_service_processor
𝑥
≤ 1121
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
pam
bullseye
1.4.0-9+deb11u1
fixed
wheezy
no-dsa
squeeze
no-dsa
bookworm
1.5.2-6+deb12u1
fixed
sid
1.5.3-7
fixed
trixie
1.5.3-7
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
pam
zesty
Fixed 1.1.8-3.2ubuntu2
released
yakkety
Fixed 1.1.8-3.2ubuntu2
released
xenial
Fixed 1.1.8-3.2ubuntu2
released
wily
Fixed 1.1.8-3.1ubuntu3.1
released
vivid
ignored
utopic
ignored
trusty
Fixed 1.1.8-1ubuntu2.1
released
precise
Fixed 1.1.3-7ubuntu2.1
released
Common Weakness Enumeration
References
http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161350.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/161249.html
http://rhn.redhat.com/errata/RHSA-2015-1640.html
http://www.openwall.com/lists/oss-security/2015/06/25/13
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
http://www.securityfocus.com/bid/75428
http://www.ubuntu.com/usn/USN-2935-1
http://www.ubuntu.com/usn/USN-2935-2
http://www.ubuntu.com/usn/USN-2935-3
https://bugzilla.redhat.com/show_bug.cgi?id=1228571
https://security.gentoo.org/glsa/201605-05
https://www.trustwave.com/Resources/Security-Advisories/Advisories/TWSL2015-011/?fid=6551
https://www.trustwave.com/Resources/SpiderLabs-Blog/Username-Enumeration-against-OpenSSH-SELinux-with-CVE-2015-3238/
http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161350.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/161249.html
http://rhn.redhat.com/errata/RHSA-2015-1640.html
http://www.openwall.com/lists/oss-security/2015/06/25/13
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
http://www.securityfocus.com/bid/75428
http://www.ubuntu.com/usn/USN-2935-1
http://www.ubuntu.com/usn/USN-2935-2
http://www.ubuntu.com/usn/USN-2935-3
https://bugzilla.redhat.com/show_bug.cgi?id=1228571
https://security.gentoo.org/glsa/201605-05
https://www.trustwave.com/Resources/Security-Advisories/Advisories/TWSL2015-011/?fid=6551
https://www.trustwave.com/Resources/SpiderLabs-Blog/Username-Enumeration-against-OpenSSH-SELinux-with-CVE-2015-3238/