PT-2019-12043 · Svg Sanitize · Svg-Sanitizer

Sam Sanoop · Published 2019-12-11 · Updated 2020-02-27 · CVE-2019-10772

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions svg-sanitize versions prior to 0.13.1

Description The issue arises from the mishandling of the xlink namespace by the sanitizer, allowing bypass of svg-sanitize using the xlink:href attribute.

Recommendations For versions prior to 0.13.1, update to version 0.13.1 or later to resolve the issue. As a temporary workaround, consider restricting the use of the xlink:href attribute in the sanitizer until a patch is available.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2019-10772

GHSA-8RC5-HX3V-2JG7

SNYK-PHP-ENSHRINEDSVGSANITIZE-536969

Affected Products

Svg-Sanitizer

References · 5

• 🔥 https://snyk.io/vuln/SNYK-PHP-ENSHRINEDSVGSANITIZE-536969 · Exploit
• https://osv.dev/vulnerability/GHSA-8rc5-hx3v-2jg7 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-10772 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-10772 · Security Note
• https://github.com/darylldoyle/svg-sanitizer/commit/6add43e5c5649bc40e3afcb68c522720dcb336f9 · Note