CVE-2019-15903 — Out-of-bounds Read in Project Libexpat
Severity
7.5HIGHNVD
OSV6.8OSV5.0
EPSS
0.2%
top 58.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 4
Latest updateJan 13
Description
In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6