CVE-2018-20623

low-risk
Published 2018-12-31

In GNU Binutils 2.31.1, there is a use-after-free in the error function in elfcomm.c when called from the process_archive function in readelf.c via a crafted ELF file.

Do I need to act?

-
0.32% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Gnu

References (12)

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
Third Party Advisory http://www.securityfocus.com/bid/106370
Exploit https://sourceware.org/bugzilla/show_bug.cgi?id=24049
Third Party Advisory https://support.f5.com/csp/article/K38336243
https://usn.ubuntu.com/4336-1/
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
Third Party Advisory http://www.securityfocus.com/bid/106370
Exploit https://sourceware.org/bugzilla/show_bug.cgi?id=24049
Third Party Advisory https://support.f5.com/csp/article/K38336243
https://usn.ubuntu.com/4336-1/
24
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal