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
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | expat | 0, 0, 0 |
| Debian:13 | expat | 0, 0, 0 |
| Debian:11 | expat | 0, 0, 0 |
| Debian:11 | libxmltok | *, 0, 1.2-4 |
| Debian:12 | libxmltok | 1.2-4.2, 0, 1.2-4 |
| Debian:12 | expat | 0, 0, 0 |
Timeline
- Jun 24, 2019 CVE Published
- Apr 28, 2026 CVE Updated