CVE-2021-3156
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-3156
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3156.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-3156
- Related
- Published
- 2021-01-26T21:15:12Z
- Modified
- 2024-09-19T20:50:44.825785Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- http://packetstormsecurity.com/files/161160/Sudo-Heap-Based-Buffer-Overflow.html
- 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
- http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html
- https://security.gentoo.org/glsa/202101-33
- https://security.netapp.com/advisory/ntap-20210128-0001/
- https://security.netapp.com/advisory/ntap-20210128-0002/
- https://www.beyondtrust.com/blog/entry/security-advisory-privilege-management-for-unix-linux-pmul-basic-and-privilege-management-for-mac-pmm-affected-by-sudo-vulnerability
- https://www.debian.org/security/2021/dsa-4839
- https://www.synology.com/security/advisory/Synology_SA_21_02
- http://seclists.org/fulldisclosure/2021/Feb/42
- http://seclists.org/fulldisclosure/2021/Jan/79
- http://seclists.org/fulldisclosure/2024/Feb/3
- http://www.openwall.com/lists/oss-security/2021/01/26/3
- http://www.openwall.com/lists/oss-security/2021/01/27/1
- http://www.openwall.com/lists/oss-security/2021/01/27/2
- http://www.openwall.com/lists/oss-security/2021/02/15/1
- http://www.openwall.com/lists/oss-security/2021/09/14/2
- http://www.openwall.com/lists/oss-security/2024/01/30/6
- http://www.openwall.com/lists/oss-security/2024/01/30/8
- https://lists.debian.org/debian-lts-announce/2021/01/msg00022.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CALA5FTXIQBRRYUA2ZQNJXB6OQMAXEII/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LHXK6ICO5AYLGFK2TAX5MZKUXTUKWOJY/
- https://www.openwall.com/lists/oss-security/2021/01/26/3
- https://www.vicarius.io/vsociety/posts/sudoedit-pwned-cve-2021-3156
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://kc.mcafee.com/corporate/index?page=content&id=SB10348
- https://support.apple.com/kb/HT212177
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sudo-privesc-jan2021-qnYQfcM
- https://www.kb.cert.org/vuls/id/794544
- https://www.sudo.ws/stable.html#1.9.5p2
- https://security.alpinelinux.org/vuln/CVE-2021-3156
- https://security-tracker.debian.org/tracker/CVE-2021-3156
Affected packages
Alpine:v3.10 / sudo
Package
- Name
- sudo
- Purl
- pkg:apk/alpine/sudo?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed1.9.5p2-r0
Affected versions
1.*
1.6.9_p17-r1
1.7.0-r0
1.7.1-r0
1.7.2-r0
1.7.2_p1-r0
1.7.2_p2-r0
1.7.2_p4-r0
1.7.2_p5-r0
1.7.2_p6-r0
1.7.2_p6-r1
1.7.2_p7-r0
1.7.3-r0
1.7.4_p2-r0
1.7.4_p3-r0
1.7.4_p4-r0
1.7.4_p5-r0
1.7.4p6-r0
1.8.0-r0
1.8.0-r1
1.8.1-r0
1.8.1p1-r0
1.8.2-r0
1.8.3-r0
1.8.3_p1-r0
1.8.3_p2-r0
1.8.3_p2-r1
1.8.4-r0
1.8.4_p1-r0
1.8.4_p2-r0
1.8.4_p4-r0
1.8.5_p1-r0
1.8.5_p2-r0
1.8.5_p3-r0
1.8.6-r0
1.8.6_p1-r0
1.8.6_p3-r0
1.8.6_p4-r0
1.8.6_p5-r0
1.8.6_p6-r0
1.8.6_p7-r0
1.8.6_p8-r0
1.8.7-r0
1.8.8-r0
1.8.9_p4-r0
1.8.9_p5-r0
1.8.10-r0
1.8.10_p1-r0
1.8.10_p2-r0
1.8.10_p3-r0
1.8.11_p2-r0
1.8.12-r0
1.8.13-r0
1.8.14_p3-r0
1.8.14_p3-r1
1.8.15-r0
1.8.15-r1
1.8.16-r0
1.8.17-r0
1.8.17_p1-r0
1.8.18-r0
1.8.18_p1-r0
1.8.19_p1-r0
1.8.19_p2-r0
1.8.20_p1-r0
1.8.20_p2-r0
1.8.21_p2-r0
1.8.21_p2-r1
1.8.21_p2-r2
1.8.22-r2
1.8.23-r2
1.8.25_p1-r2
1.8.27-r0
1.8.27-r1
1.8.27-r2
Alpine:v3.11 / sudo
Package
- Name
- sudo
- Purl
- pkg:apk/alpine/sudo?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed1.8.31-r1
Affected versions
1.*
1.6.9_p17-r1
1.7.0-r0
1.7.1-r0
1.7.2-r0
1.7.2_p1-r0
1.7.2_p2-r0
1.7.2_p4-r0
1.7.2_p5-r0
1.7.2_p6-r0
1.7.2_p6-r1
1.7.2_p7-r0
1.7.3-r0
1.7.4_p2-r0
1.7.4_p3-r0
1.7.4_p4-r0
1.7.4_p5-r0
1.7.4p6-r0
1.8.0-r0
1.8.0-r1
1.8.1-r0
1.8.1p1-r0
1.8.2-r0
1.8.3-r0
1.8.3_p1-r0
1.8.3_p2-r0
1.8.3_p2-r1
1.8.4-r0
1.8.4_p1-r0
1.8.4_p2-r0
1.8.4_p4-r0
1.8.5_p1-r0
1.8.5_p2-r0
1.8.5_p3-r0
1.8.6-r0
1.8.6_p1-r0
1.8.6_p3-r0
1.8.6_p4-r0
1.8.6_p5-r0
1.8.6_p6-r0
1.8.6_p7-r0
1.8.6_p8-r0
1.8.7-r0
1.8.8-r0
1.8.9_p4-r0
1.8.9_p5-r0
1.8.10-r0
1.8.10_p1-r0
1.8.10_p2-r0
1.8.10_p3-r0
1.8.11_p2-r0
1.8.12-r0
1.8.13-r0
1.8.14_p3-r0
1.8.14_p3-r1
1.8.15-r0
1.8.15-r1
1.8.16-r0
1.8.17-r0
1.8.17_p1-r0
1.8.18-r0
1.8.18_p1-r0
1.8.19_p1-r0
1.8.19_p2-r0
1.8.20_p1-r0
1.8.20_p2-r0
1.8.21_p2-r0
1.8.21_p2-r1
1.8.21_p2-r2
1.8.22-r2
1.8.23-r2
1.8.25_p1-r2
1.8.27-r0
1.8.28-r0
1.8.28p1-r0
1.8.29-r0
1.8.29-r1
1.8.29-r2
1.8.31-r0
Alpine:v3.12 / sudo
Package
- Name
- sudo
- Purl
- pkg:apk/alpine/sudo?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed1.9.5p2-r0
Affected versions
1.*
1.6.9_p17-r1
1.7.0-r0
1.7.1-r0
1.7.2-r0
1.7.2_p1-r0
1.7.2_p2-r0
1.7.2_p4-r0
1.7.2_p5-r0
1.7.2_p6-r0
1.7.2_p6-r1
1.7.2_p7-r0
1.7.3-r0
1.7.4_p2-r0
1.7.4_p3-r0
1.7.4_p4-r0
1.7.4_p5-r0
1.7.4p6-r0
1.8.0-r0
1.8.0-r1
1.8.1-r0
1.8.1p1-r0
1.8.2-r0
1.8.3-r0
1.8.3_p1-r0
1.8.3_p2-r0
1.8.3_p2-r1
1.8.4-r0
1.8.4_p1-r0
1.8.4_p2-r0
1.8.4_p4-r0
1.8.5_p1-r0
1.8.5_p2-r0
1.8.5_p3-r0
1.8.6-r0
1.8.6_p1-r0
1.8.6_p3-r0
1.8.6_p4-r0
1.8.6_p5-r0
1.8.6_p6-r0
1.8.6_p7-r0
1.8.6_p8-r0
1.8.7-r0
1.8.8-r0
1.8.9_p4-r0
1.8.9_p5-r0
1.8.10-r0
1.8.10_p1-r0
1.8.10_p2-r0
1.8.10_p3-r0
1.8.11_p2-r0
1.8.12-r0
1.8.13-r0
1.8.14_p3-r0
1.8.14_p3-r1
1.8.15-r0
1.8.15-r1
1.8.16-r0
1.8.17-r0
1.8.17_p1-r0
1.8.18-r0
1.8.18_p1-r0
1.8.19_p1-r0
1.8.19_p2-r0
1.8.20_p1-r0
1.8.20_p2-r0
1.8.21_p2-r0
1.8.21_p2-r1
1.8.21_p2-r2
1.8.22-r2
1.8.23-r2
1.8.25_p1-r2
1.8.27-r0
1.8.28-r0
1.8.28p1-r0
1.8.29-r0
1.8.30-r0
1.8.31-r0
1.8.31p1-r0
1.8.31p1-r1
1.9.0-r0
Alpine:v3.13 / sudo
Package
- Name
- sudo
- Purl
- pkg:apk/alpine/sudo?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed1.9.5p2-r0
Affected versions
1.*
1.6.9_p17-r1
1.7.0-r0
1.7.1-r0
1.7.2-r0
1.7.2_p1-r0
1.7.2_p2-r0
1.7.2_p4-r0
1.7.2_p5-r0
1.7.2_p6-r0
1.7.2_p6-r1
1.7.2_p7-r0
1.7.3-r0
1.7.4_p2-r0
1.7.4_p3-r0
1.7.4_p4-r0
1.7.4_p5-r0
1.7.4p6-r0
1.8.0-r0
1.8.0-r1
1.8.1-r0
1.8.1p1-r0
1.8.2-r0
1.8.3-r0
1.8.3_p1-r0
1.8.3_p2-r0
1.8.3_p2-r1
1.8.4-r0
1.8.4_p1-r0
1.8.4_p2-r0
1.8.4_p4-r0
1.8.5_p1-r0
1.8.5_p2-r0
1.8.5_p3-r0
1.8.6-r0
1.8.6_p1-r0
1.8.6_p3-r0
1.8.6_p4-r0
1.8.6_p5-r0
1.8.6_p6-r0
1.8.6_p7-r0
1.8.6_p8-r0
1.8.7-r0
1.8.8-r0
1.8.9_p4-r0
1.8.9_p5-r0
1.8.10-r0
1.8.10_p1-r0
1.8.10_p2-r0
1.8.10_p3-r0
1.8.11_p2-r0
1.8.12-r0
1.8.13-r0
1.8.14_p3-r0
1.8.14_p3-r1
1.8.15-r0
1.8.15-r1
1.8.16-r0
1.8.17-r0
1.8.17_p1-r0
1.8.18-r0
1.8.18_p1-r0
1.8.19_p1-r0
1.8.19_p2-r0
1.8.20_p1-r0
1.8.20_p2-r0
1.8.21_p2-r0
1.8.21_p2-r1
1.8.21_p2-r2
1.8.22-r2
1.8.23-r2
1.8.25_p1-r2
1.8.27-r0
1.8.28-r0
1.8.28p1-r0
1.8.29-r0
1.8.30-r0
1.8.31-r0
1.8.31p1-r0
1.8.31p1-r1
1.9.0-r0
1.9.1-r0
1.9.3-r0
1.9.3_p1-r0
1.9.4-r0
1.9.4p2-r0
1.9.5-r0
1.9.5p1-r0
Alpine:v3.14 / sudo
Package
- Name
- sudo
- Purl
- pkg:apk/alpine/sudo?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed1.9.5p2-r0
Affected versions
1.*
1.6.9_p17-r1
1.7.0-r0
1.7.1-r0
1.7.2-r0
1.7.2_p1-r0
1.7.2_p2-r0
1.7.2_p4-r0
1.7.2_p5-r0
1.7.2_p6-r0
1.7.2_p6-r1
1.7.2_p7-r0
1.7.3-r0
1.7.4_p2-r0
1.7.4_p3-r0
1.7.4_p4-r0
1.7.4_p5-r0
1.7.4p6-r0
1.8.0-r0
1.8.0-r1
1.8.1-r0
1.8.1p1-r0
1.8.2-r0
1.8.3-r0
1.8.3_p1-r0
1.8.3_p2-r0
1.8.3_p2-r1
1.8.4-r0
1.8.4_p1-r0
1.8.4_p2-r0
1.8.4_p4-r0
1.8.5_p1-r0
1.8.5_p2-r0
1.8.5_p3-r0
1.8.6-r0
1.8.6_p1-r0
1.8.6_p3-r0
1.8.6_p4-r0
1.8.6_p5-r0
1.8.6_p6-r0
1.8.6_p7-r0
1.8.6_p8-r0
1.8.7-r0
1.8.8-r0
1.8.9_p4-r0
1.8.9_p5-r0
1.8.10-r0
1.8.10_p1-r0
1.8.10_p2-r0
1.8.10_p3-r0
1.8.11_p2-r0
1.8.12-r0
1.8.13-r0
1.8.14_p3-r0
1.8.14_p3-r1
1.8.15-r0
1.8.15-r1
1.8.16-r0
1.8.17-r0
1.8.17_p1-r0
1.8.18-r0
1.8.18_p1-r0
1.8.19_p1-r0
1.8.19_p2-r0
1.8.20_p1-r0
1.8.20_p2-r0
1.8.21_p2-r0
1.8.21_p2-r1
1.8.21_p2-r2
1.8.22-r2
1.8.23-r2
1.8.25_p1-r2
1.8.27-r0
1.8.28-r0
1.8.28p1-r0
1.8.29-r0
1.8.30-r0
1.8.31-r0
1.8.31p1-r0
1.8.31p1-r1
1.9.0-r0
1.9.1-r0
1.9.3-r0
1.9.3_p1-r0
1.9.4-r0
1.9.4p2-r0
1.9.5-r0
1.9.5p1-r0
Alpine:v3.15 / sudo
Package
- Name
- sudo
- Purl
- pkg:apk/alpine/sudo?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed1.9.5p2-r0
Affected versions
1.*
1.6.9_p17-r1
1.7.0-r0
1.7.1-r0
1.7.2-r0
1.7.2_p1-r0
1.7.2_p2-r0
1.7.2_p4-r0
1.7.2_p5-r0
1.7.2_p6-r0
1.7.2_p6-r1
1.7.2_p7-r0
1.7.3-r0
1.7.4_p2-r0
1.7.4_p3-r0
1.7.4_p4-r0
1.7.4_p5-r0
1.7.4p6-r0
1.8.0-r0
1.8.0-r1
1.8.1-r0
1.8.1p1-r0
1.8.2-r0
1.8.3-r0
1.8.3_p1-r0
1.8.3_p2-r0
1.8.3_p2-r1
1.8.4-r0
1.8.4_p1-r0
1.8.4_p2-r0
1.8.4_p4-r0
1.8.5_p1-r0
1.8.5_p2-r0
1.8.5_p3-r0
1.8.6-r0
1.8.6_p1-r0
1.8.6_p3-r0
1.8.6_p4-r0
1.8.6_p5-r0
1.8.6_p6-r0
1.8.6_p7-r0
1.8.6_p8-r0
1.8.7-r0
1.8.8-r0
1.8.9_p4-r0
1.8.9_p5-r0
1.8.10-r0
1.8.10_p1-r0
1.8.10_p2-r0
1.8.10_p3-r0
1.8.11_p2-r0
1.8.12-r0
1.8.13-r0
1.8.14_p3-r0
1.8.14_p3-r1
1.8.15-r0
1.8.15-r1
1.8.16-r0
1.8.17-r0
1.8.17_p1-r0
1.8.18-r0
1.8.18_p1-r0
1.8.19_p1-r0
1.8.19_p2-r0
1.8.20_p1-r0
1.8.20_p2-r0
1.8.21_p2-r0
1.8.21_p2-r1
1.8.21_p2-r2
1.8.22-r2
1.8.23-r2
1.8.25_p1-r2
1.8.27-r0
1.8.28-r0
1.8.28p1-r0
1.8.29-r0
1.8.30-r0
1.8.31-r0
1.8.31p1-r0
1.8.31p1-r1
1.9.0-r0
1.9.1-r0
1.9.3-r0
1.9.3_p1-r0
1.9.4-r0
1.9.4p2-r0
1.9.5-r0
1.9.5p1-r0
Debian:11 / sudo
Package
- Name
- sudo
- Purl
- pkg:deb/debian/sudo?arch=source
Debian:12 / sudo
Package
- Name
- sudo
- Purl
- pkg:deb/debian/sudo?arch=source
Debian:13 / sudo
Package
- Name
- sudo
- Purl
- pkg:deb/debian/sudo?arch=source