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Vulnerability details: VCID-snd6-5dgv-aaap
Vulnerability ID VCID-snd6-5dgv-aaap
Aliases CVE-2022-43995
Summary Sudo 1.8.0 through 1.9.12, with the crypt() password backend, contains a plugins/sudoers/auth/passwd.c array-out-of-bounds error that can result in a heap-based buffer over-read. This can be triggered by arbitrary local users with access to Sudo by entering a password of seven characters or fewer. The impact could vary depending on the system libraries, compiler, and processor architecture.
Status Published
Exploitability 0.5
Weighted Severity 6.4
Risk 3.2
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-125 Out-of-bounds Read
System Score Found at
cvssv3 7.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-43995.json
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epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2022-43995
cvssv3.1 7.1 https://bugzilla.redhat.com/show_bug.cgi?id=2139911
ssvc Track https://bugzilla.redhat.com/show_bug.cgi?id=2139911
cvssv3.1 7.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.1 https://github.com/sudo-project/sudo/commit/bd209b9f16fcd1270c13db27ae3329c677d48050
ssvc Track https://github.com/sudo-project/sudo/commit/bd209b9f16fcd1270c13db27ae3329c677d48050
cvssv3.1 7.1 https://news.ycombinator.com/item?id=33465707
ssvc Track https://news.ycombinator.com/item?id=33465707
cvssv3 7.1 https://nvd.nist.gov/vuln/detail/CVE-2022-43995
cvssv3.1 7.1 https://nvd.nist.gov/vuln/detail/CVE-2022-43995
cvssv3.1 7.1 https://security.gentoo.org/glsa/202211-08
ssvc Track https://security.gentoo.org/glsa/202211-08
cvssv3.1 7.1 https://www.sudo.ws/security/advisories/
ssvc Track https://www.sudo.ws/security/advisories/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-43995.json
https://api.first.org/data/v1/epss?cve=CVE-2022-43995
https://bugzilla.redhat.com/show_bug.cgi?id=2139911
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-43995
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/sudo-project/sudo/commit/bd209b9f16fcd1270c13db27ae3329c677d48050
https://news.ycombinator.com/item?id=33465707
https://security.gentoo.org/glsa/202211-08
https://www.sudo.ws/security/advisories/
cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:*
cpe:2.3:a:sudo_project:sudo:1.9.12:-:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:sudo_project:sudo:1.9.12:-:*:*:*:*:*:*
CVE-2022-43995 https://nvd.nist.gov/vuln/detail/CVE-2022-43995
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-43995.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

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none

required

unchanged

changed

high

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none

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none
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://bugzilla.redhat.com/show_bug.cgi?id=2139911
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

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high

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none

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none

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none
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-05-05T13:44:44Z/ Found at https://bugzilla.redhat.com/show_bug.cgi?id=2139911
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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

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high

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none

high

low

none

high

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none
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://github.com/sudo-project/sudo/commit/bd209b9f16fcd1270c13db27ae3329c677d48050
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-05-05T13:44:44Z/ Found at https://github.com/sudo-project/sudo/commit/bd209b9f16fcd1270c13db27ae3329c677d48050
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://news.ycombinator.com/item?id=33465707
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-05-05T13:44:44Z/ Found at https://news.ycombinator.com/item?id=33465707
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-43995
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:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-43995
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:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://security.gentoo.org/glsa/202211-08
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-05-05T13:44:44Z/ Found at https://security.gentoo.org/glsa/202211-08
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://www.sudo.ws/security/advisories/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-05-05T13:44:44Z/ Found at https://www.sudo.ws/security/advisories/
Exploit Prediction Scoring System (EPSS)
Percentile 0.05128
EPSS Score 0.00042
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.