synced 6 MIN AGO
01 Record

CVE-2009-3979

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.0.16 and 3.5.x before 3.5.6, SeaMonkey before 2.0.1, and Thunderbird allow remote attackers to cause a denial of

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.0.16 and 3.5.x before 3.5.6, SeaMonkey before 2.0.1, and Thunderbird allow remote attackers to cause a denial of

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.96% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 90.0% of scored records. A rank, not a probability.
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Modified. NVD last modified this record on 2026-06-16.
Red Hat severity
Critical. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2009-12-17 17:00Z16 YR AGO
Last updated
2024-08-07 06:45Z2 YR AGO
Reserved
2009-11-19
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
No CWE assigned
Data version
5.1
Document digest
e91f2c7988802e7236fb61936fcf0e25a2f9e0eccebd28489600bb0134298bd2

05 Affected products

VendorProductVersionsPlatforms
mozillafirefoxNot specified—
mozillaseamonkeyNot specified—
redhatenterprise_linuxNot specified—

06 References