CVE-2017-13692
CVE-2017-13692 is a high-severity vulnerability in Htacg Tidy with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (63rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Htacg Tidy
- Published:
- Last modified:
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2017-13692?
- CVE-2017-13692 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2017-13692 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-13692?
- CVE-2017-13692 affects Htacg Tidy. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-13692?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2017-13692 published?
- CVE-2017-13692 was published on 2017-08-25 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:htacg:tidy:5.5.31:*:*:*:*:*:*:*
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