VDB

DEBIAN-CVE-2018-20843

DEBIAN-CVE-2018-20843 PUBLISHED CVSS 7.5 HIGH

In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).

Risk Scores

CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Debian:14expat0, 0, 0
Debian:13expat0, 0, 0
Debian:11expat0, 0, 0
Debian:11libxmltok*, 0, 1.2-4
Debian:12libxmltok1.2-4.2, 0, 1.2-4
Debian:12expat0, 0, 0

Timeline

  • Jun 24, 2019 CVE Published
  • Apr 28, 2026 CVE Updated
Open in Interactive Console →
$ Console Community · 100/wk Open console ›