CVE-2009-2463

Description

Multiple integer overflows in the (1) PL_Base64Decode and (2) PL_Base64Encode functions in nsprpub/lib/libc/src/base64.c in Mozilla Firefox before 3.0.12, Thunderbird before 2.0.0.24, and SeaMonkey before 1.1.19 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors that trigger buffer overflows.

Category

10.0
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 4.17% Top 15%
Vendor Advisory sun.com Vendor Advisory sun.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory mozilla.org Vendor Advisory vupen.com Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://sunsolve.sun.com/search/document.do?assetkey=1-26-265068-1 vendor advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020800.1-1 vendor advisory
http://www.redhat.com/support/errata/RHSA-2010-0153.html vendor advisory
http://secunia.com/advisories/39001 third party advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10369 vdb entry signature
https://bugzilla.mozilla.org/show_bug.cgi?id=492779 vendor advisory
https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01032.html vendor advisory
http://secunia.com/advisories/36145 third party advisory
http://secunia.com/advisories/35944 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2010/0648 vdb entry
http://www.vupen.com/english/advisories/2010/0650 vdb entry
http://secunia.com/advisories/35943 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html vendor advisory
http://secunia.com/advisories/38977 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00005.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2009-1162.html vendor advisory
http://www.mozilla.org/security/announce/2009/mfsa2009-34.html vendor advisory
http://www.redhat.com/support/errata/RHSA-2010-0154.html vendor advisory
http://www.securityfocus.com/bid/35758 vdb entry patch
http://www.vupen.com/english/advisories/2009/2152 vdb entry
http://secunia.com/advisories/36005 third party advisory
http://rhn.redhat.com/errata/RHSA-2009-1163.html vendor advisory
http://secunia.com/advisories/35947 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2009-08/msg00002.html vendor advisory
http://www.ubuntu.com/usn/USN-915-1 vendor advisory
http://secunia.com/advisories/35914 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2009/1972 vdb entry patch vendor advisory
http://www.mozilla.org/security/announce/2010/mfsa2010-07.html

Frequently Asked Questions

What is the severity of CVE-2009-2463?
CVE-2009-2463 has been scored as a critical severity vulnerability.
How to fix CVE-2009-2463?
To fix CVE-2009-2463, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-2463 being actively exploited in the wild?
It is possible that CVE-2009-2463 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.