The (1) lc, (2) lcfirst, (3) uc, and (4) ucfirst...
Vulnerability Description
The (1) lc, (2) lcfirst, (3) uc, and (4) ucfirst functions in Perl 5.10.x, 5.11.x, and 5.12.x through 5.12.3, and 5.13.x through 5.13.11, do not apply the taint attribute to the return value upon processing tainted input, which might allow context-dependent attackers to bypass the taint protection mechanism via a crafted string.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2011-1487
Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=692844
- http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057891.html
- http://secunia.com/advisories/44168
- http://secunia.com/advisories/43921
- http://www.debian.org/security/2011/dsa-2265
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057971.html
- http://rt.perl.org/rt3/Public/Bug/Display.html?id=87336
- http://www.securityfocus.com/bid/47124
- http://openwall.com/lists/oss-security/2011/04/04/35
- http://perl5.git.perl.org/perl.git/commit/539689e74a3bcb04d29e4cd9396de91a81045b99
- https://bugzilla.redhat.com/show_bug.cgi?id=692898
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:091
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66528
- http://openwall.com/lists/oss-security/2011/04/01/3
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CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.