CVE-2020-15701

MEDIUM

apport - Denial of Service via mtime Attribute in apport-ignore.xml

Title source: llm
STIX 2.1

Description

An unhandled exception in check_ignored() in apport/report.py can be exploited by a local attacker to cause a denial of service. If the mtime attribute is a string value in apport-ignore.xml, it will trigger an unhandled exception, resulting in a crash. Fixed in 2.20.1-0ubuntu2.24, 2.20.9-0ubuntu7.16, 2.20.11-0ubuntu27.6.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_confirm
https://usn.ubuntu.com/4449-1
Exploit, Issue Tracking, Third Party Advisory x_refsource_confirm
https://launchpad.net/bugs/1877023
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4449-1/
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4449-2/

Scores

CVSS v3 5.5
EPSS 0.0012
EPSS Percentile 30.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-755
Status published
Products (50)
canonical/apport 2.20.11-0ubuntu8
canonical/apport 2.20.11-0ubuntu9
canonical/apport 2.20.11-0ubuntu10
canonical/apport 2.20.11-0ubuntu11
canonical/apport 2.20.11-0ubuntu12
canonical/apport 2.20.11-0ubuntu13
canonical/apport 2.20.11-0ubuntu14
canonical/apport 2.20.11-0ubuntu15
canonical/apport 2.20.11-0ubuntu16
canonical/apport 2.20.11-0ubuntu17
... and 40 more
Published Aug 06, 2020
Tracked Since Feb 18, 2026