SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-2990

The implementation of Content Security Policy (CSP) violation reports in Mozilla Firefox 4.x through 5, SeaMonkey 2.x before 2.3, and possibly other products does not remove proxy-authorization credentials from the listed request headers, which allows…

MEDIUM 5.0EPSS 0.97%

Does this matter?

Lower severity and a low EPSS score (0.97%). Track it; it rarely justifies an emergency change on its own.

Description

The implementation of Content Security Policy (CSP) violation reports in Mozilla Firefox 4.x through 5, SeaMonkey 2.x before 2.3, and possibly other products does not remove proxy-authorization credentials from the listed request headers, which allows attackers to obtain sensitive information by reading a report, related to incorrect host resolution that occurs with certain redirects.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS
0.97% probability · 60th percentile
CISA KEV
Not listed
Weakness
CWE-255
Affected
mozilla/firefox · mozilla/seamonkey
Source
cve@mitre.org

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