CVE-2017-11341
HighSummary
There is a heap based buffer over-read vulnerability in LibSass version 3.4.5 that can be exploited by crafted input.
Risk Assessment
An attacker can exploit this vulnerability to perform a remote denial of service attack, potentially leading to service unavailability.
Recommendation
It is recommended to upgrade to a newer version of LibSass to mitigate this vulnerability.
Other vulnerabilities in LibSass 3.4.5
See all- CVE-2017-12964High
There is a stack consumption issue in LibSass 3.4.5 that is triggered in the function Sass::Eval::operator() in eval.cpp. It will lead to a remote denial of service attack.
- CVE-2017-12963High
There is an illegal address access in Sass::Eval::operator() in eval.cpp of LibSass 3.4.5, leading to a remote denial of service attack.
- CVE-2017-12962High
LibSass version 3.4.5 has memory leaks triggered by deeply nested code, such as code with a long sequence of open parenthesis characters, leading to a remote denial of service attack.
- CVE-2017-11556High
There is a stack consumption vulnerability in the Parser::advanceToNextToken function in parser.cpp in LibSass 3.4.5. A crafted input may lead to remote denial of service.
- CVE-2017-11555High
There is an illegal address access in the Eval::operator function in eval.cpp in LibSass 3.4.5. A crafted input will lead to a remote denial of service.
- CVE-2017-11554High
There is a stack consumption vulnerability in the lex function in parser.hpp in LibSass version 3.4.5, which can lead to remote denial of service through crafted input.
- CVE-2017-11342High
There is an illegal address access in ast.cpp of LibSass 3.4.5. A crafted input will lead to a remote denial of service attack.
- CVE-2017-10687High
In LibSass 3.4.5, there is a heap-based buffer over-read in the function json_mkstream() in sass_context.cpp. A crafted input will lead to a remote denial of service attack.
Original NVD description (English source)
There is a heap based buffer over-read in lexer.hpp of LibSass 3.4.5. A crafted input will lead to a remote denial of service attack.

