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CVE-2017-13692

Publication date 25 August 2017

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
tidy 17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
tidy-html5 17.04 zesty
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Notes

tyhicks

As of 2017-08-25, upstream has not had a chance to triage the bug

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H