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AUSCERT External Security Bulletin Redistribution
ESB-2022.3200
USN-5499-1: curl vulnerabilities
2 July 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: curl
Publisher: Ubuntu
Operating System: Ubuntu
Resolution: Patch/Upgrade
CVE Names: CVE-2022-32208 CVE-2022-27781
Original Bulletin:
https://ubuntu.com/security/notices/USN-5499-1
Comment: CVSS (Max): 5.3 CVE-2022-32208 (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N)
CVSS Source: Red Hat
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
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USN-5499-1: curl vulnerabilities
1 July 2022
Several security issues were fixed in curl.
Releases
o Ubuntu 16.04 ESM
o Ubuntu 14.04 ESM
Packages
o curl - HTTP, HTTPS, and FTP client and client libraries
Details
Florian Kohnhuser discovered that curl incorrectly handled returning a
TLS server's certificate chain details. A remote attacker could possibly
use this issue to cause curl to stop responding, resulting in a denial of
service. ( CVE-2022-27781 )
Harry Sintonen discovered that curl incorrectly handled certain FTP-KRB
messages. An attacker could possibly use this to perform a
machine-in-the-middle attack. ( CVE-2022-32208 )
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 16.04
o libcurl3-gnutls - 7.47.0-1ubuntu2.19+esm4
Available with UA Infra or UA Desktop
o libcurl3-nss - 7.47.0-1ubuntu2.19+esm4
Available with UA Infra or UA Desktop
o libcurl3 - 7.47.0-1ubuntu2.19+esm4
Available with UA Infra or UA Desktop
o curl - 7.47.0-1ubuntu2.19+esm4
Available with UA Infra or UA Desktop
Ubuntu 14.04
o libcurl3-gnutls - 7.35.0-1ubuntu2.20+esm11
Available with UA Infra or UA Desktop
o libcurl3-nss - 7.35.0-1ubuntu2.20+esm11
Available with UA Infra or UA Desktop
o libcurl3 - 7.35.0-1ubuntu2.20+esm11
Available with UA Infra or UA Desktop
o curl - 7.35.0-1ubuntu2.20+esm11
Available with UA Infra or UA Desktop
In general, a standard system update will make all the necessary changes.
References
o CVE-2022-32208
o CVE-2022-27781
Related notices
o USN-5495-1 : libcurl4-doc, libcurl4-openssl-dev, libcurl3-gnutls, curl,
libcurl4-gnutls-dev, libcurl4-nss-dev, libcurl3-nss, libcurl4
o USN-5412-1 : libcurl4-doc, libcurl4-openssl-dev, libcurl3-gnutls, curl,
libcurl4-gnutls-dev, libcurl4-nss-dev, libcurl3-nss, libcurl4
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