CWE
125
Advisory Published
Updated

CVE-2018-15378: Clam AntiVirus unmew11() Denial of Service Vulnerability

First published: Mon Oct 15 2018(Updated: )

A vulnerability in ClamAV versions prior to 0.100.2 could allow an attacker to cause a denial of service (DoS) condition. The vulnerability is due to an error related to the MEW unpacker within the "unmew11()" function (libclamav/mew.c), which can be exploited to trigger an invalid read memory access via a specially crafted EXE file.

Credit: ykramarz@cisco.com ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Clamav Clamav<0.100.2
Debian Debian Linux=8.0
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
debian/clamav
0.103.10+dfsg-0+deb11u1
1.0.7+dfsg-1~deb11u2
1.0.7+dfsg-1~deb12u1
1.4.1+dfsg-1

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Frequently Asked Questions

  • What is the vulnerability ID for this ClamAV vulnerability?

    The vulnerability ID for this ClamAV vulnerability is CVE-2018-15378.

  • What is the severity of CVE-2018-15378?

    The severity of CVE-2018-15378 is medium with a CVSS score of 5.5.

  • How does CVE-2018-15378 affect ClamAV?

    CVE-2018-15378 allows an attacker to cause a denial of service (DoS) condition in ClamAV versions prior to 0.100.2.

  • How can I fix CVE-2018-15378?

    To fix CVE-2018-15378, update your ClamAV installation to version 0.100.2 or later.

  • Where can I find more information about CVE-2018-15378?

    You can find more information about CVE-2018-15378 in the following references: [Bugzilla](https://bugzilla.clamav.net/show_bug.cgi?id=12170), [Secunia Research](https://secuniaresearch.flexerasoftware.com/advisories/83000/), [Ubuntu Security Notice](https://usn.ubuntu.com/3789-1/).

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