CVE-2018-20721 — Out-of-bounds Read in Project Uriparser

CWE-125 — Out-of-bounds Read13 documents8 sources
Severity
9.8CRITICALNVD
EPSS
0.5%
top 33.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Uriparser Project UriparserDebian Linux
Timeline
PublishedJan 16
Latest updateMay 13

Description

URI_FUNC() in UriParse.c in uriparser before 0.9.1 has an out-of-bounds read (in uriParse*Ex* functions) for an incomplete URI with an IPv6 address containing an embedded IPv4 address, such as a "//[::44.1" address.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶Debianuriparser_project/uriparser< 0.9.1-1+3
▶Ubuntuuriparser_project/uriparser< 0.8.4-1+deb9u2build0.18.04.1

Also affects: Debian Linux 8.0, 9.0

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

5
GHSA
GHSA-vxxw-p73w-mwf4: URI_FUNC() in UriParse↗2022-05-13
▶
OSV
uriparser vulnerability↗2021-12-09
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OSV
uriparser vulnerabilities↗2021-12-06
▶
CVEList
CVE-2018-20721: URI_FUNC() in UriParse↗2019-01-16
▶
OSV
CVE-2018-20721: URI_FUNC() in UriParse↗2019-01-16
▶

📋Vendor Advisories

4
Ubuntu
uriparser vulnerability↗2021-12-09
▶
Ubuntu
uriparser vulnerabilities↗2021-12-06
▶
Red Hat
uriparser: Out-of-bounds read in uriParse*Ex*↗2018-12-08
▶
Debian
CVE-2018-20721: uriparser - URI_FUNC() in UriParse.c in uriparser before 0.9.1 has an out-of-bounds read (in...↗2018
▶

💬Community

3
Bugzilla
CVE-2018-20721 mingw-uriparser: uriparser: Out-of-bounds read in uriParse*Ex* [fedora-all]↗2019-01-14
▶
Bugzilla
CVE-2018-20721 uriparser: Out-of-bounds read in uriParse*Ex* [fedora-all]↗2019-01-14
▶
Bugzilla
CVE-2018-20721 uriparser: Out-of-bounds read in uriParse*Ex*↗2019-01-14
▶
CVE-2018-20721 — Out-of-bounds Read | cvebase