#VU32828 Input validation error in Perl - CVE-2011-3597

Vulnerability identifier: #VU32828

Vulnerability risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2011-3597

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Perl
Universal components / Libraries / Scripting languages

Vendor: Perl

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Eval injection vulnerability in the Digest module before 1.17 for Perl allows context-dependent attackers to execute arbitrary commands via the new constructor.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Perl: 1.00 - 1.49

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External links
https://aix.software.ibm.com/aix/efixes/security/perl_advisory2.asc
https://cpansearch.perl.org/src/GAAS/Digest-1.17/Changes
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10735
https://secunia.com/advisories/46279
https://secunia.com/advisories/51457
https://www.mandriva.com/security/advisories?name=MDVSA-2012:008
https://www.mandriva.com/security/advisories?name=MDVSA-2012:009
https://www.redhat.com/support/errata/RHSA-2011-1424.html
https://www.redhat.com/support/errata/RHSA-2011-1797.html
https://www.securityfocus.com/bid/49911
https://www.ubuntu.com/usn/USN-1643-1
https://bugzilla.redhat.com/show_bug.cgi?id=743010
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19446

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.