Improper input validation in Htacg Tidy
CVE-2017-13692
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.011 (65.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Htacg Tidy — versions 5.5.31
Weakness classification (CWE)
References
- github.com/htacg/tidy-html5/issues/588 (Patch, Third Party Advisory, Issue Tracking)
- www.securityfocus.com/bid/100506 (vdb-entry)
Frequently asked questions
- What is CVE-2017-13692?
- CVE-2017-13692 is a high-severity vulnerability in Htacg Tidy, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2017-08-25.
- How severe is CVE-2017-13692?
- High severity. CVSS v3 base score is 7.5 out of 10.