Medium severity · published Aug 24, 2015
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…
6.5
CVSS
2.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.7% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Linux-pam · Linux-pam
through 1.1.8 · source: NVD
SS
Sparc-opl Service Processor · Oracle
through 1121 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-3238
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-3238
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161350.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/161249.html
Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2015-1640.html
www.openwall.com
http://www.openwall.com/lists/oss-security/2015/06/25/13
www.oracle.com
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
www.securityfocus.com
http://www.securityfocus.com/bid/75428
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