Vulnerability Details CVE-2020-21047
The libcpu component which is used by libasm of elfutils version 0.177 (git 47780c9e), suffers from denial-of-service vulnerability caused by application crashes due to out-of-bounds write (CWE-787), off-by-one error (CWE-193) and reachable assertion (CWE-617); to exploit the vulnerability, the attackers need to craft certain ELF files which bypass the missing bound checks.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 0.2%
CVSS Severity
CVSS v3 Score 5.5
References
- https://lists.debian.org/debian-lts-announce/2023/09/msg00026.html
- https://sourceware.org/bugzilla/show_bug.cgi?id=25068
- https://sourceware.org/git/?p=elfutils.git%3Ba=commitdiff%3Bh=99dc63b10b3878616b85df2dfd2e4e7103e414b8
- https://lists.debian.org/debian-lts-announce/2023/09/msg00026.html
- https://sourceware.org/bugzilla/show_bug.cgi?id=25068
- https://sourceware.org/git/?p=elfutils.git%3Ba=commitdiff%3Bh=99dc63b10b3878616b85df2dfd2e4e7103e414b8
Products affected by CVE-2020-21047
-
cpe:2.3:a:elfutils_project:elfutils:0.177