Access Control Vulnerability in Go Language Products by Google
CVE-2022-23773

7.5HIGH

Key Information:

Vendor

Golang

Status
Go
Vendor
CVE Published:
11 February 2022

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2022-23773?

In certain versions of the Go programming language, an access control misconfiguration arises from the misinterpretation of branch names as version tags. This vulnerability permits actors who should only have permissions to create branches to bypass restrictions and potentially create tags, leading to unauthorized actions within the source control ecosystem.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-23773-repro
Created by danbudris

CVE-2022-23773-repro-target
Created by danbudris

CVE-2022-23773-Reproduce
Created by YouShengLiu

References

https://www.oracle.com/security-alerts/cpujul2022.html
x_refsource_MISC
https://groups.google.com/g/golang-announce/c/SUsQn0aSgPQ
x_refsource_MISC
https://security.netapp.com/advisory/ntap-20220225-0006/
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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