SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2015-0820

Mozilla Firefox before 36.0 does not properly restrict transitions of JavaScript objects from a non-extensible state to an extensible state, which allows remote attackers to bypass a Caja Compiler sandbox protection mechanism or a Secure EcmaScript…

LOW 2.6EPSS 1.73%

Does this matter?

Lower severity and a low EPSS score (1.73%). Track it; it rarely justifies an emergency change on its own.

Description

Mozilla Firefox before 36.0 does not properly restrict transitions of JavaScript objects from a non-extensible state to an extensible state, which allows remote attackers to bypass a Caja Compiler sandbox protection mechanism or a Secure EcmaScript sandbox protection mechanism via a crafted web site.

CVSS 2.0
2.6 LOWAV:N/AC:H/Au:N/C:N/I:P/A:N
EPSS
1.73% probability · 76th percentile
CISA KEV
Not listed
Weakness
CWE-284
Affected
opensuse/opensuse · mozilla/firefox · canonical/ubuntu linux
Source
security@mozilla.org

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