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Vulnerability details: VCID-vwdp-5u8e-aaas
Vulnerability ID VCID-vwdp-5u8e-aaas
Aliases CVE-2018-20712
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-125 Out-of-bounds Read
CWE-476 NULL Pointer Dereference
System Score Found at
cvssv3 4.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-20712.json
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epss 0.0107 https://api.first.org/data/v1/epss?cve=CVE-2018-20712
epss 0.03354 https://api.first.org/data/v1/epss?cve=CVE-2018-20712
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1668269
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-2018-20712
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-20712
archlinux High https://security.archlinux.org/AVG-832
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-20712.json
https://api.first.org/data/v1/epss?cve=CVE-2018-20712
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20712
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629
https://sourceware.org/bugzilla/show_bug.cgi?id=24043
https://support.f5.com/csp/article/K38336243
http://www.securityfocus.com/bid/106563
1668269 https://bugzilla.redhat.com/show_bug.cgi?id=1668269
ASA-201906-3 https://security.archlinux.org/ASA-201906-3
AVG-832 https://security.archlinux.org/AVG-832
cpe:2.3:a:gnu:binutils:2.31.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:binutils:2.31.1:*:*:*:*:*:*:*
CVE-2018-20712 https://nvd.nist.gov/vuln/detail/CVE-2018-20712
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-20712.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-2018-20712
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:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-20712
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 0.45589
EPSS Score 0.00112
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.