CVE-2015-5273 - Improper Link Resolution Before File Access ('Link Following')

Severity

36%

Complexity

39%

Confidentiality

81%

The abrt-action-install-debuginfo-to-abrt-cache help program in Automatic Bug Reporting Tool (ABRT) before 2.7.1 allows local users to write to arbitrary files via a symlink attack on unpacked.cpio in a pre-created directory with a predictable name in /var/tmp.

The abrt-action-install-debuginfo-to-abrt-cache help program in Automatic Bug Reporting Tool (ABRT) before 2.7.1 allows local users to write to arbitrary files via a symlink attack on unpacked.cpio in a pre-created directory with a predictable name in /var/tmp.

CVSS 2.0 Base Score 3.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:P/A:P).

Overview

Type

RedHat Enterprise Linux

First reported 9 years ago

2015-12-07 18:59:00

Last updated 8 years ago

2016-12-07 18:16:00

Affected Software

RedHat Enterprise Linux Desktop 7.0

7.0

RedHat Enterprise Linux HPC Node 7.0

7.0

RedHat Enterprise Linux Server 7.0

7.0

RedHat Enterprise Linux Workstation 7.0

7.0

References

FEDORA-2015-79c1758468

RHSA-2015:2505

Vendor Advisory

[oss-security] 20151201 CVE-2015-5273 + CVE-2015-5287, abrt local root in Centos/Fedora/RHEL

Exploit

http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html

78113

https://bugzilla.redhat.com/show_bug.cgi?id=1262252

Exploit

https://github.com/abrt/abrt/commit/50ee8130fb4cd4ef1af7682a2c85dd99cb99424e

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