CVE-2022-27781

Public Exploit

Description

libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest details to be returned about a server's certificate chain.Due to an erroneous function, a malicious server could make libcurl built withNSS get stuck in a never-ending busy-loop when trying to retrieve thatinformation.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory debian.org Vendor Advisory gentoo.org
Affected: n/a https://github.com/curl/curl
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/1555441 third party advisory exploit
https://security.netapp.com/advisory/ntap-20220609-0009/ third party advisory
https://www.debian.org/security/2022/dsa-5197 vendor advisory mailing list third party advisory
https://lists.debian.org/debian-lts-announce/2022/08/msg00017.html third party advisory mailing list
https://security.gentoo.org/glsa/202212-01 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-27781?
CVE-2022-27781 has been scored as a high severity vulnerability.
How to fix CVE-2022-27781?
To fix CVE-2022-27781, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-27781 being actively exploited in the wild?
It is possible that CVE-2022-27781 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-27781?
CVE-2022-27781 affects n/a https://github.com/curl/curl.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.