Vulnerability identifier: #VU69942

Vulnerability 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-2022-3517

CWE-ID: CWE-185

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
minimatch
Web applications / JS libraries

Vendor: isaacs

Description

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

The vulnerability exists due to insufficient input validation when processing regular expressions. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

minimatch: 0.0.1 - 3.0.4

---

External links
http://github.com/grafana/grafana-image-renderer/issues/329
http://github.com/isaacs/minimatch/commit/a8763f4388e51956be62dc6025cec1126beeb5e6

---

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.