Fedora 35 update for fish



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-20001
CWE-ID CWE-74
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

fish
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper Neutralization of Special Elements in Output Used by a Downstream Component

EUVDB-ID: #VU61467

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-20001

CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a flaw in the "fish_git_prompt" function. A remote attacker can trick a victim to navigate a specially crafted GIT repository and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 35

fish: before 3.4.1-1.fc35

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2022-cd2c5e0634


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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