Denial of service in Apache libapreq2

1) Buffer overflow

EUVDB-ID: #VU66788

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-22728

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when processing multipart form uploads. A remote attacker can send specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

libapreq2: 2.01-dev - 2.16

CPE2.3

• cpe:2.3:a:apache_foundation:libapreq2:2.16:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:libapreq2:2.15:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:libapreq2:2.13:*:*:*:*:*:*:*

External links

http://lists.apache.org/thread/2fsjoor96d47vtkpf76x4yo06nccvy1y
http://www.openwall.com/lists/oss-security/2022/08/25/4
http://www.openwall.com/lists/oss-security/2022/08/25/3
http://www.openwall.com/lists/oss-security/2022/08/26/4

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.