Deadlock Affecting pam package, versions <0:1.1.8-12.el7_1.1
Snyk CVSS
Attack Complexity
Low
Threat Intelligence
EPSS
0.87% (83rd
percentile)
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Test your applications- Snyk ID SNYK-CENTOS7-PAM-2052510
- published 26 Jul 2021
- disclosed 25 Jun 2015
How to fix?
Upgrade Centos:7
pam
to version 0:1.1.8-12.el7_1.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pam
package and not the pam
package as distributed by Centos
.
See How to fix?
for Centos:7
relevant fixed versions and status.
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.
References
- http://www.securityfocus.com/bid/75428
- https://bugzilla.redhat.com/show_bug.cgi?id=1228571
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
- https://access.redhat.com/security/cve/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
- 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://www.openwall.com/lists/oss-security/2015/06/25/13
- http://rhn.redhat.com/errata/RHSA-2015-1640.html
- https://access.redhat.com/errata/RHSA-2015:1640
- http://www.ubuntu.com/usn/USN-2935-1
- http://www.ubuntu.com/usn/USN-2935-2
- http://www.ubuntu.com/usn/USN-2935-3