CVE-2021-3156
Sudo Heap-Based Buffer Overflow Vulnerability
Sudo
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.
26. Jan 2021
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- Applehttps://support.apple.com/kb/HT212177
- Debianhttps://lists.debian.org/debian-lts-announce/2021/01/msg00022.html
- Debiansudo
- Debianhttps://www.debian.org/security/2021/dsa-4839
- Hinweishttp://packetstormsecurity.com/files/161160/Sudo-Heap-Based-Buffer-Overflow.html
- Hinweishttp://packetstormsecurity.com/files/161230/Sudo-Buffer-Overflow-Privilege-Escalation.html
- Hinweishttp://packetstormsecurity.com/files/161270/Sudo-1.9.5p1-Buffer-Overflow-Privilege-Escalation.html
- Hinweishttp://packetstormsecurity.com/files/161293/Sudo-1.8.31p2-1.9.5p1-Buffer-Overflow.html
- Hinweishttp://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html
- Hinweishttp://seclists.org/fulldisclosure/2021/Feb/42
- Hinweishttp://seclists.org/fulldisclosure/2021/Jan/79
- Hinweishttp://seclists.org/fulldisclosure/2024/Feb/3
- Hinweishttp://www.openwall.com/lists/oss-security/2021/01/26/3
- Hinweishttp://www.openwall.com/lists/oss-security/2021/01/27/1
- Hinweishttp://www.openwall.com/lists/oss-security/2021/01/27/2
- Hinweishttp://www.openwall.com/lists/oss-security/2021/02/15/1
- Hinweishttp://www.openwall.com/lists/oss-security/2021/09/14/2
- Hinweishttps://kc.mcafee.com/corporate/index?page=content&id=SB10348
- Hinweishttps://security.gentoo.org/glsa/202101-33
- Hinweishttps://security.netapp.com/advisory/ntap-20210128-0001/
- Hinweishttps://security.netapp.com/advisory/ntap-20210128-0002/
- Hinweishttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sudo-privesc-jan2021-qnYQfcM
- Hinweishttps://www.beyondtrust.com/blog/entry/security-advisory-privilege-management-for-unix-linux-pmul-basic-and-privilege-management-for-mac-pmm-affected-by-sudo-vulnerability
- Hinweishttps://www.kb.cert.org/vuls/id/794544
- Hinweishttps://www.openwall.com/lists/oss-security/2021/01/26/3
- Hinweishttps://www.oracle.com//security-alerts/cpujul2021.html
- Hinweishttps://www.oracle.com/security-alerts/cpuapr2022.html
- Hinweishttps://www.oracle.com/security-alerts/cpuoct2021.html
- Hinweishttps://www.synology.com/security/advisory/Synology_SA_21_02
- Hinweishttps://www.vicarius.io/vsociety/posts/sudoedit-pwned-cve-2021-3156
- CISAhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-3156
- CISASudo Heap-Based Buffer Overflow Vulnerability
- NVDCVE-2021-3156
- OSVDEBIAN-CVE-2021-3156