#VU43604 Format string error in Perl - CVE-2012-1151
Vulnerability identifier: #VU43604
Vulnerability risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2012-1151
CWE-ID:
CWE-134
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Perl
Universal components / Libraries /
Scripting languages
Vendor: Perl
Description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
Multiple format string vulnerabilities in dbdimp.c in DBD::Pg (aka DBD-Pg or libdbd-pg-perl) module before 2.19.0 for Perl allow remote PostgreSQL database servers to cause a denial of service (process crash) via format string specifiers in (1) a crafted database warning to the pg_warn function or (2) a crafted DBD statement to the dbd_st_prepare function.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Perl: 0.1 - 0.99, 1.00 - 1.49, 2.0.0, 2.1.0 - 2.18.0, 2.2.0 - 2.2.2, 2.3.0, 2.4.0, 2.5.0 - 2.5.1, 2.6.0 - 2.6.6, 2.7.0 - 2.7.2, 2.8.0 - 2.8.8, 2.9.0 - 2.9.2
External links
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=661536
https://cpansearch.perl.org/src/TURNSTEP/DBD-Pg-2.19.1/Changes
https://rhn.redhat.com/errata/RHSA-2012-1116.html
https://secunia.com/advisories/48307
https://secunia.com/advisories/48319
https://secunia.com/advisories/48824
https://security.gentoo.org/glsa/glsa-201204-08.xml
https://www.debian.org/security/2012/dsa-2431
https://www.mandriva.com/security/advisories?name=MDVSA-2012:112
https://www.openwall.com/lists/oss-security/2012/03/09/6
https://www.openwall.com/lists/oss-security/2012/03/10/4
https://bugzilla.redhat.com/show_bug.cgi?id=801733
https://exchange.xforce.ibmcloud.com/vulnerabilities/73854
https://exchange.xforce.ibmcloud.com/vulnerabilities/73855
https://rt.cpan.org/Public/Bug/Display.html?id=75642
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.
