The tnef_attachment function in tnef.c for Clam AntiVirus (ClamAV) before 0.87.1 allows remote attackers to cause a denial of service (infinite loop and memory exhaustion) via a crafted value in a CAB file that causes ClamAV to repeatedly scan the same block.
2005-11-05T11:02:00.000
2025-04-03T01:03:51.193
Deferred
CVSSv2: 5.0 (MEDIUM)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | clam_anti-virus | clamav | 0.15 | Yes |
| Application | clam_anti-virus | clamav | 0.20 | Yes |
| Application | clam_anti-virus | clamav | 0.21 | Yes |
| Application | clam_anti-virus | clamav | 0.22 | Yes |
| Application | clam_anti-virus | clamav | 0.23 | Yes |
| Application | clam_anti-virus | clamav | 0.24 | Yes |
| Application | clam_anti-virus | clamav | 0.51 | Yes |
| Application | clam_anti-virus | clamav | 0.52 | Yes |
| Application | clam_anti-virus | clamav | 0.53 | Yes |
| Application | clam_anti-virus | clamav | 0.54 | Yes |
| Application | clam_anti-virus | clamav | 0.60 | Yes |
| Application | clam_anti-virus | clamav | 0.65 | Yes |
| Application | clam_anti-virus | clamav | 0.67 | Yes |
| Application | clam_anti-virus | clamav | 0.68 | Yes |
| Application | clam_anti-virus | clamav | 0.68.1 | Yes |
| Application | clam_anti-virus | clamav | 0.70 | Yes |
| Application | clam_anti-virus | clamav | 0.71 | Yes |
| Application | clam_anti-virus | clamav | 0.72 | Yes |
| Application | clam_anti-virus | clamav | 0.73 | Yes |
| Application | clam_anti-virus | clamav | 0.74 | Yes |
| Application | clam_anti-virus | clamav | 0.75 | Yes |
| Application | clam_anti-virus | clamav | 0.75.1 | Yes |
| Application | clam_anti-virus | clamav | 0.80 | Yes |
| Application | clam_anti-virus | clamav | 0.81 | Yes |
| Application | clam_anti-virus | clamav | 0.82 | Yes |
| Application | clam_anti-virus | clamav | 0.83 | Yes |
| Application | clam_anti-virus | clamav | 0.84 | Yes |
| Application | clam_anti-virus | clamav | 0.85 | Yes |
| Application | clam_anti-virus | clamav | 0.85.1 | Yes |
| Application | clam_anti-virus | clamav | 0.86 | Yes |
| Application | clam_anti-virus | clamav | 0.86.1 | Yes |
| Application | clam_anti-virus | clamav | 0.86.2 | Yes |
| Application | clam_anti-virus | clamav | 0.87 | Yes |