Vulnerability Details : CVE-2009-2421
The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via a "high-bit character" in a URL fragment for an unspecified protocol.
Vulnerability category: Memory CorruptionInput validationExecute codeDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2009-2421
Probability of exploitation activity in the next 30 days: 0.37%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 69 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2009-2421
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2009-2421
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2009-2421
Products affected by CVE-2009-2421
- cpe:2.3:a:apple:safari:3.2.3:-:mac:*:*:*:*:*
- cpe:2.3:a:apple:safari:3.2.3:-:windows:*:*:*:*:*