CVE-2017-13692 — Improper Input Validation in Tidy

CWE-20 — Improper Input Validation7 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.3%
top 50.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Htacg TidyDebian Tidy-html5
Timeline
PublishedAug 25
Latest updateMay 17

Description

In Tidy 5.5.31, the IsURLCodePoint function in attrs.c allows attackers to cause a denial of service (Segmentation Fault), as demonstrated by an invalid ISALNUM argument.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶NVDhtacg/tidy5.5.31

Patches

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

🔴Vulnerability Details

1
GHSA
GHSA-p4rg-78qv-f5g4: In Tidy 5↗2022-05-17
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📋Vendor Advisories

2
Red Hat
tidy: Segfault due to out-of-bounds read in ISURLCodePoint function↗2017-08-24
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Debian
CVE-2017-13692: tidy-html5 - In Tidy 5.5.31, the IsURLCodePoint function in attrs.c allows attackers to cause...↗2017
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💬Community

3
Bugzilla
CVE-2017-13692 CVE-2017-17497 tidy: various flaws [epel-7]↗2017-08-28
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Bugzilla
CVE-2017-13692 CVE-2017-17497 tidy: various flaws [fedora-all]↗2017-08-28
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Bugzilla
CVE-2017-13692 tidy: Segfault due to out-of-bounds read in ISURLCodePoint function↗2017-08-28
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