CVE-2021-22946

curl: The curl packages provide the libcurl library and the curl utility for downloading files from servers using various p...

CVE-2021-22946 is fixed in 7 products on 1 platform, first by curl 7.58.0-2ubuntu3.15, released September 14, 2021. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0454
91st percentile

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fix(es): * curl: Requirement to use TLS not properly enforced for IMAP, POP3, and FTP protocols (CVE-2021-22946) * curl: Server responses received before STARTTLS processed after TLS handshake (CVE-2021-22947) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
curl · RHEL 8 0:7.61.1-18.el8_4.2 RHSA-2021:4059 Nov 2, 2021
curl · Ubuntu 18.04.6 LTS (bionic) 7.58.0-2ubuntu3.15 curl 7.58.0-2ubuntu3.15 Sep 14, 2021
curl · Ubuntu 20.04 LTS (focal) 7.68.0-1ubuntu2.7 curl 7.68.0-1ubuntu2.7 Sep 14, 2021
curl · Ubuntu 22.04.1 LTS (jammy) 7.74.0-1.3ubuntu2 curl 7.74.0-1.3ubuntu2 Sep 14, 2021
curl · ol 8 0:7.61.1-18.el8_4.2 ELSA-2021-4059 Nov 2, 2021
libcurl · RHEL 8 0:7.61.1-18.el8_4.2 RHSA-2021:4059 Nov 2, 2021
libcurl · ol 8 0:7.61.1-18.el8_4.2 ELSA-2021-4059 Nov 2, 2021
libcurl-devel · RHEL 8 0:7.61.1-18.el8_4.2 RHSA-2021:4059 Nov 2, 2021
libcurl-devel · ol 8 0:7.61.1-18.el8_4.2 ELSA-2021-4059 Nov 2, 2021
libcurl-minimal · RHEL 8 0:7.61.1-18.el8_4.2 RHSA-2021:4059 Nov 2, 2021
libcurl-minimal · ol 8 0:7.61.1-18.el8_4.2 ELSA-2021-4059 Nov 2, 2021
libcurl3-gnutls · Ubuntu 18.04.6 LTS (bionic) 7.58.0-2ubuntu3.15 libcurl3-gnutls 7.58.0-2ubuntu3.15 Sep 14, 2021
libcurl3-gnutls · Ubuntu 20.04 LTS (focal) 7.68.0-1ubuntu2.7 libcurl3-gnutls 7.68.0-1ubuntu2.7 Sep 14, 2021
libcurl3-gnutls · Ubuntu 22.04.1 LTS (jammy) 7.74.0-1.3ubuntu2 libcurl3-gnutls 7.74.0-1.3ubuntu2 Sep 14, 2021
libcurl3-nss · Ubuntu 18.04.6 LTS (bionic) 7.58.0-2ubuntu3.15 libcurl3-nss 7.58.0-2ubuntu3.15 Sep 14, 2021
libcurl3-nss · Ubuntu 20.04 LTS (focal) 7.68.0-1ubuntu2.7 libcurl3-nss 7.68.0-1ubuntu2.7 Sep 14, 2021
libcurl3-nss · Ubuntu 22.04.1 LTS (jammy) 7.74.0-1.3ubuntu2 libcurl3-nss 7.74.0-1.3ubuntu2 Sep 14, 2021
libcurl4 · Ubuntu 18.04.6 LTS (bionic) 7.58.0-2ubuntu3.15 libcurl4 7.58.0-2ubuntu3.15 Sep 14, 2021
libcurl4 · Ubuntu 20.04 LTS (focal) 7.68.0-1ubuntu2.7 libcurl4 7.68.0-1ubuntu2.7 Sep 14, 2021
libcurl4 · Ubuntu 22.04.1 LTS (jammy) 7.74.0-1.3ubuntu2 libcurl4 7.74.0-1.3ubuntu2 Sep 14, 2021

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