CVE-2008-4221
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers...
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a crafted date string, related to improper memory allocation.
Exploit likelihood
What each source reports
NVD Score used
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a crafted date string, related to improper memory allocation.
- Record
CVE-2008-4221- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a crafted date string, related to improper memory allocation.
- Record
CVE-2008-4221- Updated
- 2026-11-02
EUVDEUVD-2008-4204 No score
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a crafted date string, related to improper memory allocation.
- Record
EUVD-2008-4204- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g4pf-rq76-fcx3 No score
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers...
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a crafted date string, related to improper memory allocation.
- Record
GHSA-g4pf-rq76-fcx3- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2008-4221 is a high vulnerability (CVSS 10.0) in Apple Mac Os X, published December 17, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.44%, the 89th percentile. No source names a fixed version.