CVE-2008-5021
nsFrameManager in Firefox 3.x before 3.0.4, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey
nsFrameManager in Firefox 3.x before 3.0.4, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by modifying properties of a file input element while it is still being initialized, then using the blur method to access uninitialized memory.
HIGH · CVSS 9.3
EPSS 0.23762
Schedule remediation
- EPSS ≥ 0.10 - elevated exploitation probability
- EPSS percentile: top 4% of all CVEs by exploitation likelihood
- CVSS base score ≥ 7.0
Sigma rules1
YARA rules0