CVE-2020-3327
Published: 13 May 2020
A vulnerability in the ARJ archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.102.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to a heap buffer overflow read. An attacker could exploit this vulnerability by sending a crafted ARJ file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.
Notes
| Author | Note |
|---|---|
| alexmurray | The previous fix for this CVE in version 0.102.3 was incomplete. |
Priority
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3327
- https://blog.clamav.net/2020/05/clamav-01023-security-patch-released.html
- https://ubuntu.com/security/notices/USN-4370-1
- https://ubuntu.com/security/notices/USN-4370-2
- https://blog.clamav.net/2020/07/clamav-01024-security-patch-released.html
- https://ubuntu.com/security/notices/USN-4435-1
- https://ubuntu.com/security/notices/USN-4435-2
- NVD
- Launchpad
- Debian