#VU72040 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) in OneDev - CVE-2023-24828

Vulnerability identifier: #VU72040

Vulnerability risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-24828

CWE-ID: CWE-338

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OneDev
Other software / Other software solutions

Vendor: OneDev

Description

The vulnerability allows a remote attacker to escalate privileges.

The vulnerability exists due to the random algorithm used to generate access token and password reset is not strong enough. A remote user can get administrator permission.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OneDev: 7.9.0 - 7.9.11

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External links
https://github.com/theonedev/onedev/commit/d67dd9686897fe5e4ab881d749464aa7c06a68e5
https://github.com/theonedev/onedev/security/advisories/GHSA-jf5c-9r77-3j5j

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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