National Cyber Awareness System

Vulnerability Summary for CVE-2011-1487

Overview

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

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=692898

Type: Patch Information; Exploit

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=692898

External Source: CONFIRM

Name: http://perl5.git.perl.org/perl.git/commit/539689e74a3bcb04d29e4cd9396de91a81045b99

Type: Patch Information

Hyperlink:http://perl5.git.perl.org/perl.git/commit/539689e74a3bcb04d29e4cd9396de91a81045b99

External Source: MLIST

Name: [oss-security] 20110404 Re: CVE Request -- perl -- lc(), uc() routines are laundering tainted data

Type: Patch Information; Exploit

Hyperlink:http://openwall.com/lists/oss-security/2011/04/04/35

External Source: MLIST

Name: [oss-security] 20110401 CVE Request -- perl -- lc(), uc() routines are laundering tainted data

Type: Patch Information; Exploit

Hyperlink:http://openwall.com/lists/oss-security/2011/04/01/3

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=692844

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=692844

External Source: XF

Name: perl-laundering-security-bypass(66528)

Hyperlink:http://xforce.iss.net/xforce/xfdb/66528

External Source: BID

Name: 47124

Hyperlink:http://www.securityfocus.com/bid/47124

External Source: MANDRIVA

Name: MDVSA-2011:091

Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2011:091

External Source: DEBIAN

Name: DSA-2265

Hyperlink:http://www.debian.org/security/2011/dsa-2265

External Source: SECUNIA

Name: 44168

Hyperlink:http://secunia.com/advisories/44168

External Source: SECUNIA

Name: 43921

Type: Advisory

Hyperlink:http://secunia.com/advisories/43921

External Source: CONFIRM

Name: http://rt.perl.org/rt3/Public/Bug/Display.html?id=87336

Hyperlink:http://rt.perl.org/rt3/Public/Bug/Display.html?id=87336

External Source: FEDORA

Name: FEDORA-2011-4631

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057971.html

External Source: FEDORA

Name: FEDORA-2011-4610

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057891.html