CVE-2012-4195

Name: CVE-2012-4195
Creator: NVD / NIST
Published: 2012-10-29T18:55:01.46+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.90%

Last modified Jun 16, 2026

CVE-2012-4195 is a vulnerability of currently unknown severity. The nsLocation::CheckURL function in Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 does not properly determine the calling document and principal in its return value, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site, and makes it easier for remote attackers to execute arbitrary JavaScript code by leveraging certain add-on behavior.. EPSS estimates a 1.90% chance of exploitation in the next 30 days.

Description

The nsLocation::CheckURL function in Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 does not properly determine the calling document and principal in its return value, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site, and makes it easier for remote attackers to execute arbitrary JavaScript code by leveraging certain add-on behavior.

Metrics

EPSS Probability

1.90%

77.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions	Update
Mozilla	Firefox	< 10.0.10	—
Mozilla	Firefox	< 16.0.2	—
Mozilla	Seamonkey	< 2.13.2	—
Mozilla	Thunderbird	< 16.0.2	—
Mozilla	Thunderbird Esr	< 10.0.10	—
Opensuse	Opensuse	11.4	—
Opensuse	Opensuse	12.1	—
Opensuse	Opensuse	12.2	—
Suse	Linux Enterprise Desktop	10	Sp4
Suse	Linux Enterprise Desktop	11	Sp2
Suse	Linux Enterprise Server	10	Sp4
Suse	Linux Enterprise Server	11	Sp2
Suse	Linux Enterprise Software Development Kit	10	Sp4
Suse	Linux Enterprise Software Development Kit	11	Sp2
Canonical	Ubuntu Linux	10.04	—
Canonical	Ubuntu Linux	11.04	—
Canonical	Ubuntu Linux	11.10	—
Canonical	Ubuntu Linux	12.04	—
Canonical	Ubuntu Linux	12.10	—
Redhat	Enterprise Linux Desktop	5.0	—
Redhat	Enterprise Linux Desktop	6.0	—
Redhat	Enterprise Linux Eus	6.3	—
Redhat	Enterprise Linux Server	5.0	—
Redhat	Enterprise Linux Server	6.0	—
Redhat	Enterprise Linux Workstation	5.0	—
Redhat	Enterprise Linux Workstation	6.0	—

References

http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00019.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00025.htmlMailing List, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1407.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1413.htmlThird Party Advisory
http://secunia.com/advisories/51121Third Party Advisory
http://secunia.com/advisories/51123Third Party Advisory
http://secunia.com/advisories/51127Third Party Advisory
http://secunia.com/advisories/51144Third Party Advisory
http://secunia.com/advisories/51146Third Party Advisory
http://secunia.com/advisories/51147Third Party Advisory
http://secunia.com/advisories/51165Third Party Advisory
http://secunia.com/advisories/55318Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-90.htmlVendor Advisory
http://www.securityfocus.com/bid/56302Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-1620-1Third Party Advisory
http://www.ubuntu.com/usn/USN-1620-2Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=793121Issue Tracking, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16856Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00019.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00025.htmlMailing List, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1407.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1413.htmlThird Party Advisory
http://secunia.com/advisories/51121Third Party Advisory
http://secunia.com/advisories/51123Third Party Advisory
http://secunia.com/advisories/51127Third Party Advisory
http://secunia.com/advisories/51144Third Party Advisory
http://secunia.com/advisories/51146Third Party Advisory
http://secunia.com/advisories/51147Third Party Advisory
http://secunia.com/advisories/51165Third Party Advisory
http://secunia.com/advisories/55318Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-90.htmlVendor Advisory
http://www.securityfocus.com/bid/56302Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-1620-1Third Party Advisory
http://www.ubuntu.com/usn/USN-1620-2Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=793121Issue Tracking, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16856Third Party Advisory

Timeline

Published: Oct 29, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-4195?

How severe is CVE-2012-4195?

Severity scoring for CVE-2012-4195 is pending analysis. The EPSS model estimates a 1.90% probability of exploitation in the next 30 days.

How do I fix CVE-2012-4195?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-4195?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST