CVE-2020-3481: Null Pointer Dereference
First published: Mon Jul 20 2020(Updated: )
A vulnerability in the EGG archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.102.0 - 0.102.3 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to a null pointer dereference. An attacker could exploit this vulnerability by sending a crafted EGG 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<=0.102.3 | |
| Canonical Ubuntu Linux | =12.04 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| Debian Debian Linux | =9.0 | |
| Fedoraproject Fedora | =31 | |
| Fedoraproject Fedora | =32 | |
| ubuntu/clamav | <0.102.4+dfsg-0ubuntu0.18.04.1 | 0.102.4+dfsg-0ubuntu0.18.04.1 |
| ubuntu/clamav | <0.102.4+dfsg-0ubuntu0.20.04.1 | 0.102.4+dfsg-0ubuntu0.20.04.1 |
| ubuntu/clamav | <0.102.4+dfsg-0ubuntu0.14.04.1+ | 0.102.4+dfsg-0ubuntu0.14.04.1+ |
| ubuntu/clamav | <0.102.4+dfsg-1 | 0.102.4+dfsg-1 |
| ubuntu/clamav | <0.102.4+dfsg-0ubuntu0.16.04.1 | 0.102.4+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 1.0.5+dfsg-1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://blog.clamav.net/2020/07/clamav-01024-security-patch-released.html
- https://security.gentoo.org/glsa/202007-23
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QM7EXJHDEZJLWM2NKH6TCDXOBP5NNYIN/
- https://usn.ubuntu.com/4435-1/
- https://usn.ubuntu.com/4435-2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IJ67VH37NCG25PICGWFWZHSVG7PBT7MC/
- https://lists.debian.org/debian-lts-announce/2020/08/msg00010.html
- https://launchpad.net/bugs/cve/CVE-2020-3481
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IJ67VH37NCG25PICGWFWZHSVG7PBT7MC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QM7EXJHDEZJLWM2NKH6TCDXOBP5NNYIN/
- https://security-tracker.debian.org/tracker/CVE-2020-3481
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3481
- https://ubuntu.com/security/notices/USN-4435-1
- https://ubuntu.com/security/notices/USN-4435-2
- https://nvd.nist.gov/vuln/detail/CVE-2020-3481
- https://ubuntu.com/security/CVE-2020-3481
Frequently Asked Questions
What is CVE-2020-3481?
CVE-2020-3481 is a vulnerability in the EGG archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.102.0 - 0.102.3.
How does CVE-2020-3481 impact the affected devices?
CVE-2020-3481 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device.
What is the severity of CVE-2020-3481?
CVE-2020-3481 has a severity value of 7.5 (High).
How can I fix the CVE-2020-3481 vulnerability on my device?
To fix the CVE-2020-3481 vulnerability, update the Clam AntiVirus (ClamAV) Software to versions 0.103.6+dfsg-0+deb10u1, 0.103.9+dfsg-0+deb10u1, 0.103.10+dfsg-0+deb11u1, 1.0.3+dfsg-1~deb12u1, or 1.0.3+dfsg-2.
Where can I find more information about CVE-2020-3481?
You can find more information about CVE-2020-3481 at the following references: [CVE-2020-3481](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3481), [ClamAV Blog](https://blog.clamav.net/2020/07/clamav-01024-security-patch-released.html), [Ubuntu Security Notice USN-4435-1](https://ubuntu.com/security/notices/USN-4435-1).
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/type
- agent/weakness
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- collector/nvd-index
- collector/security-tracker-debian
- source/Debian
- collector/usn-cve
- source/Ubuntu
- vendor/clamav
- canonical/clamav clamav
- version/clamav clamav/0.102.0
- version/clamav clamav/0.102.3
- 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/20.04
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/31
- version/fedoraproject fedora/32
- package-manager/debian
- package-manager/ubuntu