Куда я попал?
SECURITM это SGRC система, ? автоматизирующая процессы в службах информационной безопасности. SECURITM помогает построить и управлять ИСПДн, КИИ, ГИС, СМИБ/СУИБ, банковскими системами защиты.
А еще SECURITM это место для обмена опытом и наработками для служб безопасности.

CVE-2021-3156

PUBLISHED 21.10.2025

CNA: mitre

Обновлено: 18.09.2024
Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character.

БДУ ФСТЭК

Идентификатор Описание
BDU:2021-00364 Уязвимость функции parse_args() программы системного администрирования Sudo, позволяющая нарушителю повысить свои привилегии до уровня root

Доп. Информация

Product Status

n/a
Product: n/a
Vendor: n/a
Default status: Не определен
Версии:
Затронутые версии Статус
Наблюдалось в версии n/a affected
 

Ссылки

https://lists.debian.org/debian-lts-announce/2021/01/msg00022.html
http://seclists.org/fulldisclosure/2021/Jan/79
http://www.openwall.com/lists/oss-security/2021/01/26/3
https://security.gentoo.org/glsa/202101-33
https://www.debian.org/security/2021/dsa-4839
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LHXK6ICO5AYLGFK2TAX5MZK...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CALA5FTXIQBRRYUA2ZQNJXB...
http://www.openwall.com/lists/oss-security/2021/01/27/1
http://www.openwall.com/lists/oss-security/2021/01/27/2
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sudo-privesc-jan2021-qnYQfcM
https://www.kb.cert.org/vuls/id/794544
http://seclists.org/fulldisclosure/2021/Feb/42
http://www.openwall.com/lists/oss-security/2021/02/15/1
https://www.oracle.com//security-alerts/cpujul2021.html
https://www.sudo.ws/stable.html#1.9.5p2
https://www.openwall.com/lists/oss-security/2021/01/26/3
http://packetstormsecurity.com/files/161160/Sudo-Heap-Based-Buffer-Overflow.html
https://security.netapp.com/advisory/ntap-20210128-0002/
https://security.netapp.com/advisory/ntap-20210128-0001/
http://packetstormsecurity.com/files/161230/Sudo-Buffer-Overflow-Privilege-Escalation.html
http://packetstormsecurity.com/files/161270/Sudo-1.9.5p1-Buffer-Overflow-Privilege-Escalation.html
http://packetstormsecurity.com/files/161293/Sudo-1.8.31p2-1.9.5p1-Buffer-Overflow.html
https://support.apple.com/kb/HT212177
https://kc.mcafee.com/corporate/index?page=content&id=SB10348
https://www.beyondtrust.com/blog/entry/security-advisory-privilege-management-for-unix-linux-pmul-basic-and-privilege-ma...
https://www.synology.com/security/advisory/Synology_SA_21_02
http://www.openwall.com/lists/oss-security/2021/09/14/2
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.oracle.com/security-alerts/cpuapr2022.html
http://www.openwall.com/lists/oss-security/2024/01/30/8
http://www.openwall.com/lists/oss-security/2024/01/30/6
http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html
http://seclists.org/fulldisclosure/2024/Feb/3
https://www.vicarius.io/vsociety/posts/sudoedit-pwned-cve-2021-3156

CVE Program Container

Обновлено: 03.08.2024
SSVC and KEV, plus CVSS and CWE if not provided by the CNA.

Ссылки

https://lists.debian.org/debian-lts-announce/2021/01/msg00022.html
http://seclists.org/fulldisclosure/2021/Jan/79
http://www.openwall.com/lists/oss-security/2021/01/26/3
https://security.gentoo.org/glsa/202101-33
https://www.debian.org/security/2021/dsa-4839
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LHXK6ICO5AYLGFK2TAX5MZK...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CALA5FTXIQBRRYUA2ZQNJXB...
http://www.openwall.com/lists/oss-security/2021/01/27/1
http://www.openwall.com/lists/oss-security/2021/01/27/2
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sudo-privesc-jan2021-qnYQfcM
https://www.kb.cert.org/vuls/id/794544
http://seclists.org/fulldisclosure/2021/Feb/42
http://www.openwall.com/lists/oss-security/2021/02/15/1
https://www.oracle.com//security-alerts/cpujul2021.html
https://www.sudo.ws/stable.html#1.9.5p2
https://www.openwall.com/lists/oss-security/2021/01/26/3
http://packetstormsecurity.com/files/161160/Sudo-Heap-Based-Buffer-Overflow.html
https://security.netapp.com/advisory/ntap-20210128-0002/
https://security.netapp.com/advisory/ntap-20210128-0001/
http://packetstormsecurity.com/files/161230/Sudo-Buffer-Overflow-Privilege-Escalation.html
http://packetstormsecurity.com/files/161270/Sudo-1.9.5p1-Buffer-Overflow-Privilege-Escalation.html
http://packetstormsecurity.com/files/161293/Sudo-1.8.31p2-1.9.5p1-Buffer-Overflow.html
https://support.apple.com/kb/HT212177
https://kc.mcafee.com/corporate/index?page=content&id=SB10348
https://www.beyondtrust.com/blog/entry/security-advisory-privilege-management-for-unix-linux-pmul-basic-and-privilege-ma...
https://www.synology.com/security/advisory/Synology_SA_21_02
http://www.openwall.com/lists/oss-security/2021/09/14/2
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.oracle.com/security-alerts/cpuapr2022.html
http://www.openwall.com/lists/oss-security/2024/01/30/8
http://www.openwall.com/lists/oss-security/2024/01/30/6
http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html
http://seclists.org/fulldisclosure/2024/Feb/3

CISA ADP Vulnrichment

Обновлено: 21.10.2025
Этот блок содержит дополнительную информацию, предоставленную программой CVE для этой уязвимости.

CVSS

Оценка Severity Версия Базовый вектор
7.8 HIGH 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation Automatable Technical Impact Версия Дата доступа
active no total 2.0.3 03.02.2025

Ссылки

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