Search for vulnerabilities
Vulnerability details: VCID-xpff-nenm-13fe
Vulnerability ID VCID-xpff-nenm-13fe
Aliases CVE-2021-20294
Summary binutils: stack buffer overflow WRITE may lead to a DoS via a crafted ELF
Status Published
Exploitability 0.5
Weighted Severity 7.0
Risk 3.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
cvssv3 7.0 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20294.json
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.15046 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
epss 0.19156 https://api.first.org/data/v1/epss?cve=CVE-2021-20294
cvssv3.1 7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-20294
cvssv3.1 7.8 https://nvd.nist.gov/vuln/detail/CVE-2021-20294
archlinux Medium https://security.archlinux.org/AVG-1385
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20294.json
https://api.first.org/data/v1/epss?cve=CVE-2021-20294
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20294
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.gentoo.org/glsa/202208-30
https://sourceware.org/bugzilla/show_bug.cgi?id=26929
https://sourceware.org/git/?p=binutils-gdb.git%3Ba=patch%3Bh=372dd157272e0674d13372655cc60eaca9c06926
1943533 https://bugzilla.redhat.com/show_bug.cgi?id=1943533
AVG-1385 https://security.archlinux.org/AVG-1385
cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*
CVE-2021-20294 https://nvd.nist.gov/vuln/detail/CVE-2021-20294
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20294.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:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H 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:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-20294
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-20294
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 0.94274
EPSS Score 0.15046
Published At Aug. 10, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T10:17:07.020360+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20294.json 37.0.0