Link following - CVE-2015-1335
Published: October 1, 2015 / Updated: August 4, 2020
Vulnerability identifier: #VU33647
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2015-1335
CWE-ID: CWE-59
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor:
Affected software:
Detailed vulnerability description
The vulnerability allows a local non-authenticated attacker to execute arbitrary code.
lxc-start in lxc before 1.0.8 and 1.1.x before 1.1.4 allows local container administrators to escape AppArmor confinement via a symlink attack on a (1) mount target or (2) bind mount source.
How to mitigate CVE-2015-1335
Install update from vendor's website.
Sources
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170045.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171358.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171364.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00023.html
- http://www.debian.org/security/2015/dsa-3400
- http://www.openwall.com/lists/oss-security/2015/09/29/4
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/76894
- http://www.ubuntu.com/usn/USN-2753-1
- https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1476662
- https://github.com/lxc/lxc/commit/592fd47a6245508b79fe6ac819fe6d3b2c1289be
- https://lists.linuxcontainers.org/pipermail/lxc-devel/2015-September/012434.html