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CVE-2012-1956

UnknownEPSS 1.89%

Last modified

CVE-2012-1956 is a vulnerability of currently unknown severity. Mozilla Firefox before 15.0, Thunderbird before 15.0, and SeaMonkey before 2.12 do not prevent use of the Object.defineProperty method to shadow the location object (aka window.location), which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via vectors involving a plugin.. EPSS estimates a 1.89% chance of exploitation in the next 30 days.

Description

Mozilla Firefox before 15.0, Thunderbird before 15.0, and SeaMonkey before 2.12 do not prevent use of the Object.defineProperty method to shadow the location object (aka window.location), which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via vectors involving a plugin.

Metrics

EPSS Probability
1.89%

76.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MozillaFirefox<= 14.0
MozillaFirefox1.0
MozillaFirefox1.0.1
MozillaFirefox1.0.2
MozillaFirefox1.0.3
MozillaFirefox1.0.4
MozillaFirefox1.0.5
MozillaFirefox1.0.6
MozillaFirefox1.0.7
MozillaFirefox1.0.8
MozillaFirefox1.4.1
MozillaFirefox1.5
MozillaFirefox1.5.0.1
MozillaFirefox1.5.0.2
MozillaFirefox1.5.0.3
MozillaFirefox1.5.0.4
MozillaFirefox1.5.0.5
MozillaFirefox1.5.0.6
MozillaFirefox1.5.0.7
MozillaFirefox1.5.0.8
MozillaFirefox1.5.0.9
MozillaFirefox1.5.0.10
MozillaFirefox1.5.0.11
MozillaFirefox1.5.0.12
MozillaFirefox1.5.1
MozillaFirefox1.5.2
MozillaFirefox1.5.3
MozillaFirefox1.5.4
MozillaFirefox1.5.5
MozillaFirefox1.5.6
MozillaFirefox1.5.7
MozillaFirefox1.5.8
MozillaFirefox1.8
MozillaFirefox2.0
MozillaFirefox2.0.0.1
MozillaFirefox2.0.0.2
MozillaFirefox2.0.0.3
MozillaFirefox2.0.0.4
MozillaFirefox2.0.0.5
MozillaFirefox2.0.0.6
MozillaFirefox2.0.0.7
MozillaFirefox2.0.0.8
MozillaFirefox2.0.0.9
MozillaFirefox2.0.0.10
MozillaFirefox2.0.0.11
MozillaFirefox2.0.0.12
MozillaFirefox2.0.0.13
MozillaFirefox2.0.0.14
MozillaFirefox2.0.0.15
MozillaFirefox2.0.0.16

Showing 50 of 264 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-1956?
Mozilla Firefox before 15.0, Thunderbird before 15.0, and SeaMonkey before 2.12 do not prevent use of the Object.defineProperty method to shadow the location object (aka window.location), which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via vectors involving a plugin.
How severe is CVE-2012-1956?
Severity scoring for CVE-2012-1956 is pending analysis. The EPSS model estimates a 1.89% probability of exploitation in the next 30 days.
How do I fix CVE-2012-1956?
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-2012-1956?

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

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Source: NVD / NIST