CVE-2019-15961

Publication date 25 November 2019

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

A vulnerability in the email parsing module Clam AntiVirus (ClamAV) Software versions 0.102.0, 0.101.4 and prior could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to inefficient MIME parsing routines that result in extremely long scan times of specially formatted email files. 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 to scan the crafted email file indefinitely, resulting in a denial of service condition.

Status

Package Ubuntu Release Status
clamav 19.10 eoan
Fixed 0.102.1+dfsg-0ubuntu0.19.10.2
19.04 disco
Fixed 0.102.1+dfsg-0ubuntu0.19.04.2
18.04 LTS bionic
Fixed 0.102.1+dfsg-0ubuntu0.18.04.2
16.04 LTS xenial
Fixed 0.102.1+dfsg-0ubuntu0.16.04.2
14.04 LTS trusty

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Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references