SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2015-2722

Use-after-free vulnerability in the CanonicalizeXPCOMParticipant function in Mozilla Firefox before 39.0 and Firefox ESR 31.x before 31.8 and 38.x before 38.1 allows remote attackers to execute arbitrary code via vectors involving attachment of an…

HIGH 10.0EPSS 6.18%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (6.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Use-after-free vulnerability in the CanonicalizeXPCOMParticipant function in Mozilla Firefox before 39.0 and Firefox ESR 31.x before 31.8 and 38.x before 38.1 allows remote attackers to execute arbitrary code via vectors involving attachment of an XMLHttpRequest object to a shared worker.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
6.18% probability · 93th percentile
CISA KEV
Not listed
Affected
oracle/solaris · mozilla/firefox · mozilla/firefox esr · novell/suse linux enterprise software development kit · novell/suse linux enterprise desktop · novell/suse linux enterprise server
Source
security@mozilla.org

References

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