Vulnerability Report

CVE-2011-1487

Title: Perl

Other

Proof Of Concept

PoC Available for CVE-2011-1487

CWE Category CWE-264

Published Date Apr 11, 2011

Modified Date Jun 16, 2026

Exploit Status Available

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

8.41%

Vulnerability Summary

CVE-2011-1487: 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.

Impacted Vendors

perl 1

larry_wall 1

Reference Links

http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057891.html http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057971.html http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html http://openwall.com/lists/oss-security/2011/04/01/3 http://openwall.com/lists/oss-security/2011/04/04/35 http://perl5.git.perl.org/perl.git/commit/539689e74a3bcb04d29e4cd9396de91a81045b99 http://rt.perl.org/rt3/Public/Bug/Display.html?id=87336 http://secunia.com/advisories/43921 http://secunia.com/advisories/44168 http://www.debian.org/security/2011/dsa-2265 http://www.mandriva.com/security/advisories?name=MDVSA-2011:091 http://www.securityfocus.com/bid/47124 https://bugzilla.redhat.com/show_bug.cgi?id=692844 https://bugzilla.redhat.com/show_bug.cgi?id=692898 https://exchange.xforce.ibmcloud.com/vulnerabilities/66528 http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057891.html http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057971.html http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html http://openwall.com/lists/oss-security/2011/04/01/3 http://openwall.com/lists/oss-security/2011/04/04/35 http://perl5.git.perl.org/perl.git/commit/539689e74a3bcb04d29e4cd9396de91a81045b99 http://rt.perl.org/rt3/Public/Bug/Display.html?id=87336 http://secunia.com/advisories/43921 http://secunia.com/advisories/44168 http://www.debian.org/security/2011/dsa-2265 http://www.mandriva.com/security/advisories?name=MDVSA-2011:091 http://www.securityfocus.com/bid/47124 https://bugzilla.redhat.com/show_bug.cgi?id=692844 https://bugzilla.redhat.com/show_bug.cgi?id=692898 https://exchange.xforce.ibmcloud.com/vulnerabilities/66528

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-1487 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/35554

View Code

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

April 11, 2011 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected Stack

No specific products linked.