Exploit for CVE-2021-3156

kitploit · 2026-08-27

Description

sudo heap overflow enabling local privilege escalation, exploit written in Go.

Affected Sudo Project Sudo versions

Sudo Project Sudo< 1.8.32, 1.9.5

All known vulnerabilities by product

Alt Linux Centos Huawei Vrp Linuxmint Apple Macos Red Hat Sudo Suse

CVSS 7.8 for CVE-2021-3156

7.8

HIGH SEVERITY

Version 3.1

VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector:LOCAL

Attack Complexity:LOW

Privileges Required:LOW

User Interaction:NONE

Scope:UNCHANGED

Confidentiality:HIGH

Integrity:HIGH

Availability:HIGH

CVE Information

References

https://github.com/blasty/CVE-2021-3156

Exploit Details

Modified:2026-08-27 03:35

Last Seen:2026-08-27 20:24

Reporter:KitPloit

Tags

sudoheap overflowprivilege escalationGoblasty exploit

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Exploit Code

MARKDOWN6 lines

## https://sploitus.com/exploit?id=KITPLOIT:TOOLS-GITHUB-JM33-M0-CVE-2021-3156
# CVE-2021-3156

переполнение кучи в sudo для LPE, на Go

на основе эксплойта blasty