CVE-2013-6441
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write...
CVE-2013-6441 is a high vulnerability (CVSS 7.2) in Linuxcontainers Lxc, published December 31, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.50%, the 42nd percentile. Fixed in lxc 1.0.0-1.
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
Exploit likelihood
What each source reports
NVD Score used
7.2
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
- Record
CVE-2013-6441- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
- Record
CVE-2013-6441- Updated
- 2026-11-02
EUVDEUVD-2013-6249 No score
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
- Record
EUVD-2013-6249- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5m9h-29cp-r3fg No score
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write...
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
- Record
GHSA-5m9h-29cp-r3fg- Updated
- 2026-11-02
OSV No score
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
- Record
CVE-2013-6441- Updated
- 2026-11-02
OSVDEBIAN-CVE-2013-6441 No score
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
- Record
DEBIAN-CVE-2013-6441- Updated
- 2026-11-02
OSVMGASA-2014-0102 No score
Updated lxc packages fix security vulnerability
Florian Sagar discovered that the LXC sshd template set incorrect mount permissions. An attacker could possibly use this flaw to cause privilege escalation on the host (CVE-2013-6441).
- Record
MGASA-2014-0102- Updated
- 2026-11-02
OSVSUSE-RU-2015:0992-1 No score
Security update for lxc
The container framework LXC has been updated to fix various bugs and a security issue:
* CVE-2013-6441: The sshd template allowed privilege escalation on the
host.
* SLES container time not aligned with host time (bnc#839653)
* SLES container boot takes ages (bnc#839663)
* lxc mounts /dev/pts with wrong options (bnc#869663)
Security Issues:
* CVE-2013-6441
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6441>
- Record
SUSE-RU-2015:0992-1- Updated
- 2026-11-02
OSVUBUNTU-CVE-2013-6441 No score
The lxc-sshd template (templates/lxc-sshd.in) in LXC before 1.0.0.beta2 uses read-write permissions when mounting /sbin/init, which allows local users to gain privileges by modifying the init file.
- Record
UBUNTU-CVE-2013-6441- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
lxcDebian:12 |
before 1.0.0-1 | 1.0.0-1 |
lxcDebian:13 |
before 1.0.0-1 | 1.0.0-1 |
lxcDebian:14 |
before 1.0.0-1 | 1.0.0-1 |
lxcDebian:6.0 |
before 0.7.2-1+deb6u1, plus listed versions 0.7.2-1 |
0.7.2-1+deb6u1 |
lxcMageia:3 |
before 0.8.0-1.2.mga3 | 0.8.0-1.2.mga3 |
lxcMageia:4 |
before 0.9.0-5.1.mga4 | 0.9.0-5.1.mga4 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | affected | |
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
ubuntu.com/usn/USN-2104-1
bugs.launchpad.net/ubuntu/%2Bsource/lxc/%2Bbug/1261045
github.com/lxc/lxc/commit/f4d5cc8e1f39d132b61e110674528cac727ae0e2
github.com/dotcloud/lxc/pull/1
nvd.nist.gov/vuln/detail/CVE-2013-6441
github.com/advisories/GHSA-5m9h-29cp-r3fg
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security-tracker.debian.org/tracker/CVE-2013-6441
advisories.mageia.org/MGASA-2014-0102.html
bugs.mageia.org/show_bug.cgi?id=12760
ubuntu.com/usn/usn-2104-1
suse.com/support/update/announcement//suse-ru-20150992-1
bugzilla.suse.com/835585
bugzilla.suse.com/839653
bugzilla.suse.com/839663
bugzilla.suse.com/855809
bugzilla.suse.com/869663
bugzilla.suse.com/924891
bugzilla.suse.com/924892
suse.com/security/cve/CVE-2013-6441
ubuntu.com/security/CVE-2013-6441
ubuntu.com/security/notices/USN-2104-1
cve.org/CVERecord?id=CVE-2013-6441