CVE-2012-3501
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and...
CVE-2012-3501 is a medium vulnerability (CVSS 5.0) in Darold Squidclamav, published August 25, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.33%, the 88th percentile. No source names a fixed version.
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and 6.x before 6.7 passes an unescaped URL to a system command call, which allows remote attackers to cause a denial of service (daemon crash) via a URL with certain characters, as demonstrated using %0D or %0A.
Exploit likelihood
What each source reports
NVD Score used
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and 6.x before 6.7 passes an unescaped URL to a system command call, which allows remote attackers to cause a denial of service (daemon crash) via a URL with certain characters, as demonstrated using %0D or %0A.
- Record
CVE-2012-3501- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and 6.x before 6.7 passes an unescaped URL to a system command call, which allows remote attackers to cause a denial of service (daemon crash) via a URL with certain characters, as demonstrated using %0D or %0A.
- Record
CVE-2012-3501- Updated
- 2026-11-02
EUVDEUVD-2012-3457 No score
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and 6.x before 6.7 passes an unescaped URL to a system command call, which allows remote attackers to cause a denial of service (daemon crash) via a URL with certain characters, as demonstrated using %0D or %0A.
- Record
EUVD-2012-3457- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-88mf-3qc6-6m7p No score
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and...
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and 6.x before 6.7 passes an unescaped URL to a system command call, which allows remote attackers to cause a denial of service (daemon crash) via a URL with certain characters, as demonstrated using %0D or %0A.
- Record
GHSA-88mf-3qc6-6m7p- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |