Vulnerability Details : CVE-2018-18700
Potential exploit
An issue was discovered in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31. There is a stack consumption vulnerability resulting from infinite recursion in the functions d_name(), d_encoding(), and d_local_name() in cp-demangle.c. Remote attackers could leverage this vulnerability to cause a denial-of-service via an ELF file, as demonstrated by nm.
Vulnerability category: Denial of service
Products affected by CVE-2018-18700
- cpe:2.3:a:gnu:binutils:2.31:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-18700
0.27%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-18700
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2018-18700
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-18700
-
https://usn.ubuntu.com/4336-1/
USN-4336-1: GNU binutils vulnerabilities | Ubuntu security notices
-
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87681
87681 – Recursive Stack Overflow within function d_name, d_encoding, and d_local_name in cp-demangle.c, as demonstrated by "nm -C"Exploit;Issue Tracking;Vendor Advisory
-
https://usn.ubuntu.com/4326-1/
USN-4326-1: libiberty vulnerabilities | Ubuntu security notices
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