CVE-2018-19198

HIGH

Description

An issue was discovered in uriparser before 0.9.0. UriQuery.c allows an out-of-bounds write via a uriComposeQuery* or uriComposeQueryEx* function because the '&' character is mishandled in certain contexts.

References

https://access.redhat.com/errata/RHSA-2019:2280

https://github.com/uriparser/uriparser/blob/uriparser-0.9.0/ChangeLog

https://github.com/uriparser/uriparser/commit/864f5d4c127def386dd5cc926ad96934b297f04e

https://lists.debian.org/debian-lts-announce/2018/11/msg00019.html

Details

Source: MITRE

Published: 2018-11-12

Updated: 2019-08-06

Type: CWE-787

Risk Information

CVSS v2.0

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL