CVE-2018-19198

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.72% Top 30%
Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/uriparser/uriparser/commit/864f5d4c127def386dd5cc926ad96934b297f04e patch
https://lists.debian.org/debian-lts-announce/2018/11/msg00019.html third party advisory mailing list
https://github.com/uriparser/uriparser/blob/uriparser-0.9.0/ChangeLog release notes
https://access.redhat.com/errata/RHSA-2019:2280 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-19198?
CVE-2018-19198 has been scored as a critical severity vulnerability.
How to fix CVE-2018-19198?
To fix CVE-2018-19198, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-19198 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-19198 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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