SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2005-2270

Firefox before 1.0.5 and Mozilla before 1.7.9 does not properly clone base objects, which allows remote attackers to execute arbitrary code by navigating the prototype chain to reach a privileged object.

HIGH 7.5EPSS 5.96%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (5.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Firefox before 1.0.5 and Mozilla before 1.7.9 does not properly clone base objects, which allows remote attackers to execute arbitrary code by navigating the prototype chain to reach a privileged object.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
5.96% probability · 93th percentile
CISA KEV
Not listed
Affected
mozilla/firefox · mozilla/mozilla
Source
secalert@redhat.com

References

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