#VU85582 Resource exhaustion in go-git - CVE-2023-49568

Vulnerability identifier: #VU85582

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-49568

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
go-git
Universal components / Libraries / Programming Languages & Components

Vendor: go-git

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when handling responses from a Git server. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

go-git: 4.0.0 - 5.10.1

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External links
http://github.com/go-git/go-git/security/advisories/GHSA-mw99-9chc-xw7r

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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.