CVE-2018-20673

low-risk
Published 2019-01-04

The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, contains an integer overflow vulnerability (for "Create an array for saving the template argument values") that can trigger a heap-based buffer overflow, as demonstrated by nm.

Do I need to act?

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0.12% chance of exploitation
EPSS score — low exploit probability
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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 (4)

Third Party Advisory http://www.securityfocus.com/bid/106454
Exploit https://sourceware.org/bugzilla/show_bug.cgi?id=24039
Third Party Advisory http://www.securityfocus.com/bid/106454
Exploit https://sourceware.org/bugzilla/show_bug.cgi?id=24039
24
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal