Denial of service in IBM Power Hardware Management Console (HMC) Apache HTTP server

1) NULL pointer dereference

EUVDB-ID: #VU53778

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13950

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in mod_proxy_http. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Power Hardware Management Console (HMC): before 10.1.1020.0 SP1

External links

http://www.ibm.com/blogs/psirt/security-bulletin-vulnerability-in-apache-http-cve-2020-13950-affects-power-hmc/
http://www.ibm.com/support/pages/node/6840315

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.