CVE-2022-27781Uncontrolled Resource Consumption in Curl

Severity
7.5HIGHNVD
EPSS
0.1%
top 76.99%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJun 2
Latest updateJul 24

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages5 packages

NVDhaxx/curl< 7.83.1
NVDsplunk/universal_forwarder8.2.08.2.12+2
Debianhaxx/curl< 7.74.0-1.3+deb11u2+3
Ubuntuhaxx/curl< 7.58.0-2ubuntu3.18+4
CVEListV5https/github.com_curl_curlFixed in 7.83.1

Also affects: Debian Linux 10.0, 11.0

🔴Vulnerability Details

6
OSV
curl vulnerabilities2022-07-01
GHSA
GHSA-xgr5-38f7-xqvv: libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest details to be returned about a server's certificate chain2022-06-03
OSV
CVE-2022-27781: libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest details to be returned about a server's certificate chain2022-06-02
CVEList
CVE-2022-27781: libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest details to be returned about a server's certificate chain2022-06-01
OSV
CVE-2022-27781: libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest details to be returned about a server's certificate chain2022-05-11

📋Vendor Advisories

5
Ubuntu
curl vulnerabilities2022-07-01
Microsoft
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 libc2022-06-14
Red Hat
curl: CERTINFO never-ending busy-loop2022-05-11
Ubuntu
curl vulnerabilities2022-05-11
Debian
CVE-2022-27781: curl - libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest d...2022

💬Community

2
HackerOne
CVE-2022-27781: CERTINFO never-ending busy-loop2022-07-24
HackerOne
CVE-2022-27781: CERTINFO never-ending busy-loop2022-05-16
CVE-2022-27781 — Uncontrolled Resource Consumption | cvebase