#VU101387 Predictable Seed in Pseudo-Random Number Generator (PRNG) in ColPack - CVE-2024-55566

Vulnerability identifier: #VU101387

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-55566

CWE-ID: CWE-337

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
ColPack
Universal components / Libraries / Libraries used by multiple products

Vendor: CSCsw

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to the application uses predictable temporary file names that rely on unseeded RNG. A local user can create a temporary file and prevent the application from launching.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ColPack: 1.0.10

---

External links
https://bugzilla.suse.com/show_bug.cgi?id=1225617
https://github.com/CSCsw/ColPack/blob/9a7293a8dfd66a60434496b8df5ebb4274d70339/src/Utilities/extra.cpp#L184-L190

---

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.