21345 : Perl Explicit Format Parameter Index Overflow
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
11	2016	over 6 years ago	over 3 years ago	0 times	90%

Timeline

Discovery Date	Disclosure Date
2005-09-23	2005-12-01

Keywords

HPSBTU02125, SSRT061105

Description

Perl contains a flaw that when handling a format string containing an explicit format parameter index that exceeds INT_MAX which can result in an illegal memory access. With a specially crafted request, an attacker can cause the crash of a Perl application resulting in a loss of availability.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Rumored
Disclosure: OSVDB Verified

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, Dyad Security has released an unofficial patch to address this vulnerability.

Products

Perl	Perl	5.9.2
		5.8.7
		5.8.6

References

Secunia Advisory ID: 17762 17802 17844 17941 17952 17993 18075 18183 18187 18295 18413 18517 19041 20894 23155 31208
CVE ID: 2005-3962 (see also: NVD)
Vendor Specific Advisory URL: ftp://patches.sgi.com/support/free/security/advisories/20060101-01-U.asc http://docs.info.apple.com/article.html?artnum=304829
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00686865
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102192-1
http://www.gentoo.org/security/en/glsa/glsa-200512-01.xml
http://www.ubuntulinux.org/usn/usn-222-1/
Keyword: HPSBTU02125,SSRT061105
Mail List Post: http://archives.neohapsis.com/archives/fulldisclosure/2005-11/1066.html
News Article: http://news.com.com/Apple+Mac+OS+X+patch+plugs+31+vulnerabilities/2100-1002_3-6139117.html
Other Advisory URL: http://www.debian.org/security/2006/dsa-943
http://www.dyadsecurity.com/perl-0002.html
http://www.ipcop.org/index.php?name=News&file=article&sid=41
http://www.novell.com/linux/security/advisories/2005_71_perl.html
http://www.openbsd.org/errata37.html#perl
http://www.trustix.org/errata/2005/0070/
Vendor URL: http://www.perl.org/
RedHat RHSA: RHSA-2005:880 RHSA-2005:881

Tools & Filters

	20257 20258 20280 20309 20310 20366 20367 20456 20764 20765 22809

Manual Testing Notes

Credit

Jack Louis - Dyad Security

CVSSv2 Score

CVSSv2 Base Score = 4.6
Source: nvd.nist.gov | Generated: 2005-12-01 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

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