#VU16234 Heap-based buffer over-read in LibSass - CVE-2018-19839 

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Main Vulnerability Database Vulnerabilities #VU16234

#VU16234 Heap-based buffer over-read in LibSass - CVE-2018-19839

Published: December 4, 2018


Vulnerability identifier: #VU16234
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2018-19839
CWE-ID: CWE-126
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
LibSass
Software vendor:
Sass

Description

The vulnerability allows a remote attacker to cause DoS condition.

The vulnerability exists due to heap-based buffer over-read in the function handle_error in sass_context.cpp. A remote attacker can send a specially crafted sass file, trigger memory corruption and cause the service to crash.


Remediation

Update to version 3.5.5.

External links