CVE-2018-20712
A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.
Does this matter?
Lower severity and a low EPSS score (2.64%). Track it; it rarely justifies an emergency change on its own.
Description
A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 2.64% probability · 85th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- gnu/binutils
- Source
- cve@mitre.org
EPSS 2.6% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/106563Third Party Advisory, VDB Entry
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629Exploit, Issue Tracking, Third Party Advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=24043Exploit, Issue Tracking, Third Party Advisory
- https://support.f5.com/csp/article/K38336243Third Party Advisory
- http://www.securityfocus.com/bid/106563Third Party Advisory, VDB Entry
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629Exploit, Issue Tracking, Third Party Advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=24043Exploit, Issue Tracking, Third Party Advisory
- https://support.f5.com/csp/article/K38336243Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.