CVE-2022-20771
Published: 4 May 2022
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in the TIFF file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
clamav Launchpad, Ubuntu, Debian |
bionic |
Released
(0.103.6+dfsg-0ubuntu0.18.04.1)
|
| focal |
Released
(0.103.6+dfsg-0ubuntu0.20.04.1)
|
|
| impish |
Released
(0.103.6+dfsg-0ubuntu0.21.10.1)
|
|
| jammy |
Released
(0.103.6+dfsg-0ubuntu0.22.04.1)
|
|
| kinetic |
Released
(0.103.6+dfsg-1ubuntu1)
|
|
| trusty |
Released
(0.103.6+dfsg-0ubuntu0.14.04.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Released
(0.103.6,0.104.3,0.105.0)
|
|
| xenial |
Released
(0.103.6+dfsg-0ubuntu0.16.04.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
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://blog.clamav.net/2022/05/clamav-01050-01043-01036-released.html
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-ZAZBwRVG
- https://ubuntu.com/security/notices/USN-5423-1
- https://ubuntu.com/security/notices/USN-5423-2
- https://www.cve.org/CVERecord?id=CVE-2022-20771
- NVD
- Launchpad
- Debian