PT-2015-6122 · Libuser+3 · Libuser+3

Published 2015-07-23 · Updated 2018-05-20 · CVE-2015-3246

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions libuser versions prior to 0.56.13-8 libuser version 0.60 prior to 0.60-7

Description The issue allows local users to cause a denial of service by causing an error during the modification of /etc/passwd, resulting in an inconsistent file state. This can be combined with another issue to potentially gain privileges.

Recommendations For libuser versions prior to 0.56.13-8, update to version 0.56.13-8 or later. For libuser version 0.60 prior to 0.60-7, update to version 0.60-7 or later.

Exploit

Fix

DoS

Weakness Enumeration

CWE-264

Related Identifiers

CESA-2015_1482

CESA-2015_1483

CVE-2015-3246

DLA-468-1

MGASA-2015-0278

OPENSUSE-SU-2015_1332-1

RHSA-2015:1482

RHSA-2015:1483

RHSA-2015_1482

RHSA-2015_1483

Affected Products

Centos

Red Hat

Suse

Libuser

References · 27

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/libuser_roothelper_priv_esc.rb · Exploit
• 🔥 https://exploit-db.com/exploits/44633 · Exploit
• 🔥 https://qualys.com/2015/07/23/cve-2015-3245-cve-2015-3246/cve-2015-3245-cve-2015-3246.txt · Exploit
• 🔥 https://exploit-db.com/exploits/37706 · Exploit
• https://linux.oracle.com/errata/ELSA-2015-1483.html · Vendor Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1483.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2015-3246 · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163044.html · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2015-3246 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2015-3246 · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-3246 · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162947.html · Vendor Advisory
• http://rhn.redhat.com/errata/RHSA-2015-1482.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2015-3246 · Security Note
• http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00000.html · Vendor Advisory