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Vulnerability details: VCID-g38s-maeb-fye3
Vulnerability ID VCID-g38s-maeb-fye3
Aliases CVE-2018-18700
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')
CWE-400 Uncontrolled Resource Consumption
System Score Found at
cvssv3 4.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-18700.json
epss 0.00733 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00733 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00733 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00733 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00733 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
epss 0.00777 https://api.first.org/data/v1/epss?cve=CVE-2018-18700
cvssv3 3.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-18700
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2018-18700
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-18700.json
https://api.first.org/data/v1/epss?cve=CVE-2018-18700
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18700
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87681
1646535 https://bugzilla.redhat.com/show_bug.cgi?id=1646535
cpe:2.3:a:gnu:binutils:2.31:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:binutils:2.31:*:*:*:*:*:*:*
CVE-2018-18700 https://nvd.nist.gov/vuln/detail/CVE-2018-18700
USN-4326-1 https://usn.ubuntu.com/4326-1/
USN-4336-1 https://usn.ubuntu.com/4336-1/
USN-4336-2 https://usn.ubuntu.com/4336-2/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-18700.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-18700
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-18700
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.71911
EPSS Score 0.00733
Published At Sept. 19, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:37:42.615157+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/4336-1/ 37.0.0