#VU64681 Resource exhaustion in cURL

Published: 2022-06-27

Vulnerability identifier: #VU64681

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-32205


Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Client/Desktop applications / Other client software

Vendor: curl.haxx.se


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

The vulnerability exists due to curl does not impose limits to the size of cookies stored in the system. A malicious server can serve excessive amounts of Set-Cookie: headers in a HTTP response to curl and consume all available disk space.

Install updates from vendor's website.

Vulnerable software versions

cURL: 7.71.0 - 7.83.1

External links

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.

Latest bulletins with this vulnerability