CVE-2020-3123
First published: Wed Feb 05 2020(Updated: )
A vulnerability in the Data-Loss-Prevention (DLP) module in Clam AntiVirus (ClamAV) Software versions 0.102.1 and 0.102.0 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to an out-of-bounds read affecting users that have enabled the optional DLP feature. An attacker could exploit this vulnerability by sending a crafted email 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.
Credit: ykramarz@cisco.com ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Clamav Clamav | =0.102.0 | |
| Clamav Clamav | =0.102.1 | |
| Canonical Ubuntu Linux | =12.04 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =19.10 | |
| ubuntu/clamav | <0.102.2+dfsg-0ubuntu0.18.04.1 | 0.102.2+dfsg-0ubuntu0.18.04.1 |
| ubuntu/clamav | <0.102.2+dfsg-0ubuntu0.19.10.1 | 0.102.2+dfsg-0ubuntu0.19.10.1 |
| ubuntu/clamav | <0.102.2+dfsg-0ubuntu0.14.04.1+ | 0.102.2+dfsg-0ubuntu0.14.04.1+ |
| ubuntu/clamav | <0.102.2 | 0.102.2 |
| ubuntu/clamav | <0.102.2+dfsg-0ubuntu0.16.04.1 | 0.102.2+dfsg-0ubuntu0.16.04.1 |
| debian/clamav | 0.103.6+dfsg-0+deb10u1 0.103.9+dfsg-0+deb10u1 0.103.10+dfsg-0+deb11u1 1.0.3+dfsg-1~deb12u1 1.0.4+dfsg-1 1.0.5+dfsg-1 |
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Reference Links
- https://quickview.cloudapps.cisco.com/quickview/bug/CSCvs59062
- https://blog.clamav.net/2020/02/clamav-01022-security-patch-released.html
- https://usn.ubuntu.com/4280-1/
- https://usn.ubuntu.com/4280-2/
- https://security.gentoo.org/glsa/202003-46
- https://launchpad.net/bugs/cve/CVE-2020-3123
- https://security-tracker.debian.org/tracker/CVE-2020-3123
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3123
- https://ubuntu.com/security/notices/USN-4280-1
- https://ubuntu.com/security/notices/USN-4280-2
- https://nvd.nist.gov/vuln/detail/CVE-2020-3123
- https://ubuntu.com/security/CVE-2020-3123
Frequently Asked Questions
What is CVE-2020-3123?
CVE-2020-3123 is a vulnerability in the Data-Loss-Prevention (DLP) module in Clam AntiVirus (ClamAV) software versions 0.102.1 and 0.102.0.
What is the severity of CVE-2020-3123?
CVE-2020-3123 has a severity rating of 7.5 (high).
How can an attacker exploit CVE-2020-3123?
An attacker can exploit CVE-2020-3123 by causing a denial of service condition on an affected device.
Which versions of ClamAV are affected by CVE-2020-3123?
ClamAV software versions 0.102.1 and 0.102.0 are affected by CVE-2020-3123.
How can I fix CVE-2020-3123?
To fix CVE-2020-3123, update your ClamAV software to version 0.103.6+dfsg-0+deb10u1 or later.
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- vendor/clamav
- canonical/clamav clamav
- version/clamav clamav/0.102.0
- version/clamav clamav/0.102.1
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/12.04
- version/canonical ubuntu linux/14.04
- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/18.04
- version/canonical ubuntu linux/19.10
- package-manager/debian
- package-manager/ubuntu