Access Restriction Bypass Affecting lshell package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-LSHELL-269534
- published24 Apr 2017
- disclosed24 Apr 2017
Introduced: 24 Apr 2017
CVE-2016-6903 (opens in a new tab)How to fix?
There is no fixed version for Ubuntu:16.04 lshell.
NVD Description
Note: Versions mentioned in the description apply only to the upstream lshell package and not the lshell package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
lshell 0.9.16 allows remote authenticated users to break out of a limited shell and execute arbitrary commands.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-6903
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=834946
- https://github.com/ghantoos/lshell/commit/e72dfcd1f258193f9aaea3591ecbdaed207661a0
- https://github.com/ghantoos/lshell/pull/153/commits/a686f71732a3d0f16df52ef46ab8a49ee0083c68
- https://github.com/ghantoos/lshell/issues/149
- http://www.openwall.com/lists/oss-security/2016/08/22/17
- https://bugzilla.redhat.com/show_bug.cgi?id=1369345
- http://www.securityfocus.com/bid/92591