#VU20855 Heap-based buffer overflow in Slurm - CVE-2019-6438

Vulnerability identifier: #VU20855

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-6438

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Slurm
Server applications / Remote management servers, RDP, SSH

Vendor: SchedMD

Description

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

The vulnerability exists due to a boundary error. A remote attacker can send specially crafted data to the affected application, trigger heap overflow and perform denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Slurm: 17.11.0 - 17.11.12.1, 18.08.0.0 - 18.08.4.1

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External links
https://www.schedmd.com/news.php?id=213

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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.