CVE-2012-4193

Name: CVE-2012-4193
Creator: NVD / NIST
Published: 2012-10-12T10:44:20.367+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.16%

Last modified Jun 16, 2026

CVE-2012-4193 is a vulnerability of currently unknown severity. Mozilla Firefox before 16.0.1, Firefox ESR 10.x before 10.0.9, Thunderbird before 16.0.1, Thunderbird ESR 10.x before 10.0.9, and SeaMonkey before 2.13.1 omit a security check in the defaultValue function during the unwrapping of security wrappers, which allows remote attackers to bypass the Same Origin Policy and read the properties of a Location object, or execute arbitrary JavaScript code, via a crafted web site.. EPSS estimates a 1.16% chance of exploitation in the next 30 days.

Description

Mozilla Firefox before 16.0.1, Firefox ESR 10.x before 10.0.9, Thunderbird before 16.0.1, Thunderbird ESR 10.x before 10.0.9, and SeaMonkey before 2.13.1 omit a security check in the defaultValue function during the unwrapping of security wrappers, which allows remote attackers to bypass the Same Origin Policy and read the properties of a Location object, or execute arbitrary JavaScript code, via a crafted web site.

Metrics

EPSS Probability

1.16%

63.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-346

Affected Software

Vendor	Product	Versions	Update
Mozilla	Firefox	< 16.0.1	—
Mozilla	Firefox	>= 10.0, < 10.0.9	—
Mozilla	Seamonkey	< 2.13.1	—
Mozilla	Thunderbird	< 16.0.1	—
Mozilla	Thunderbird Esr	>= 10.0, < 10.0.9	—
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
Canonical	Ubuntu Linux	10.04	—
Canonical	Ubuntu Linux	11.04	—
Canonical	Ubuntu Linux	11.10	—
Canonical	Ubuntu Linux	12.04	—
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/msg00010.htmlMailing List, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1361.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1362.htmlThird Party Advisory
http://secunia.com/advisories/50904Third Party Advisory
http://secunia.com/advisories/50906Third Party Advisory
http://secunia.com/advisories/50907Third Party Advisory
http://secunia.com/advisories/50964Third Party Advisory
http://secunia.com/advisories/50984Third Party Advisory
http://secunia.com/advisories/55318Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-89.htmlVendor Advisory
http://www.ubuntu.com/usn/USN-1611-1Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=720619Exploit, Issue Tracking, Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/79211Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16786Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00010.htmlMailing List, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1361.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1362.htmlThird Party Advisory
http://secunia.com/advisories/50904Third Party Advisory
http://secunia.com/advisories/50906Third Party Advisory
http://secunia.com/advisories/50907Third Party Advisory
http://secunia.com/advisories/50964Third Party Advisory
http://secunia.com/advisories/50984Third Party Advisory
http://secunia.com/advisories/55318Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-89.htmlVendor Advisory
http://www.ubuntu.com/usn/USN-1611-1Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=720619Exploit, Issue Tracking, Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/79211Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16786Third Party Advisory

Timeline

Published: Oct 12, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-4193?

How severe is CVE-2012-4193?

Severity scoring for CVE-2012-4193 is pending analysis. The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.

How do I fix CVE-2012-4193?

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-2012-4193?

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

Scan your code now

Source: NVD / NIST