SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2012-3993

The Chrome Object Wrapper (COW) implementation in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 does not properly interact with failures of…

HIGH 9.3EPSS 42.6%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 42.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

The Chrome Object Wrapper (COW) implementation in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 does not properly interact with failures of InstallTrigger methods, which allows remote attackers to execute arbitrary JavaScript code with chrome privileges via a crafted web site, related to an "XrayWrapper pollution" issue.

CVSS 2.0
9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
42.61% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-269
Affected
mozilla/firefox · mozilla/thunderbird esr · mozilla/thunderbird · mozilla/seamonkey
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.