OS command injection in Go Programming language

1) OS Command Injection

EUVDB-ID: #VU101963

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-24531

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when handling output of environment variables. A local user can execute arbitrary commands on the system by setting specially crafted values to environment variables and making "go env" print them out.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Go programming language: 1.20 - 1.20.14

CPE2.3

• cpe:2.3:a:google:golang:1.20.14:*:*:*:*:*:*:*

External links

https://go.dev/cl/488375
https://go.dev/cl/493535
https://go.dev/issue/58508
https://groups.google.com/g/golang-dev/c/ixHOFpSbajE/m/8EjlbKVWAwAJ
https://pkg.go.dev/vuln/GO-2024-2962

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.