Description
The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://seclists.org/oss-sec/2014/q4/730 ↗
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html ↗
- http://linux.oracle.com/errata/ELSA-2015-0016.html ↗
- http://www.ubuntu.com/usn/USN-2432-1 ↗
- https://sourceware.org/ml/libc-alpha/2014-11/msg00519.html ↗
- http://rhn.redhat.com/errata/RHSA-2014-2023.html ↗
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=a39208bd7fb76c1b01c127b4c61f9bfd915bfe7c ↗
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html ↗
- https://security.gentoo.org/glsa/201602-02 ↗
- http://www.securityfocus.com/bid/71216 ↗
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html ↗
- http://secunia.com/advisories/62100 ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/98852 ↗
- http://secunia.com/advisories/62146 ↗
- https://sourceware.org/bugzilla/show_bug.cgi?id=17625 ↗
- http://linux.oracle.com/errata/ELSA-2015-0092.html ↗
- http://www.debian.org/security/2015/dsa-3142 ↗