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AUSCERT External Security Bulletin Redistribution
ESB-2020.2192
USN-4402-1: curl vulnerabilities
25 June 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: curl
Publisher: Ubuntu
Operating System: Ubuntu
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Overwrite Arbitrary Files -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-8177 CVE-2020-8169
Reference: ESB-2020.2193
Original Bulletin:
https://usn.ubuntu.com/4402-1/
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running curl check for an updated version of the software for their
operating system.
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USN-4402-1: curl vulnerabilities
24 June 2020
curl vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 20.04 LTS
o Ubuntu 19.10
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
o Ubuntu 14.04 ESM
o Ubuntu 12.04 ESM
Summary
Several security issues were fixed in curl.
Software Description
o curl - HTTP, HTTPS, and FTP client and client libraries
Details
Marek Szlagor, Gregory Jefferis and Jeroen Ooms discovered that curl
incorrectly handled certain credentials. An attacker could possibly use this
issue to expose sensitive information. This issue only affected Ubuntu 19.10
and Ubuntu 20.04 LTS. (CVE-2020-8169)
It was discovered that curl incorrectly handled certain parameters. An attacker
could possibly use this issue to overwrite a local file. (CVE-2020-8177)
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 20.04 LTS
curl - 7.68.0-1ubuntu2.1
libcurl3-gnutls - 7.68.0-1ubuntu2.1
libcurl3-nss - 7.68.0-1ubuntu2.1
libcurl4 - 7.68.0-1ubuntu2.1
Ubuntu 19.10
curl - 7.65.3-1ubuntu3.1
libcurl3-gnutls - 7.65.3-1ubuntu3.1
libcurl3-nss - 7.65.3-1ubuntu3.1
libcurl4 - 7.65.3-1ubuntu3.1
Ubuntu 18.04 LTS
curl - 7.58.0-2ubuntu3.9
libcurl3-gnutls - 7.58.0-2ubuntu3.9
libcurl3-nss - 7.58.0-2ubuntu3.9
libcurl4 - 7.58.0-2ubuntu3.9
Ubuntu 16.04 LTS
curl - 7.47.0-1ubuntu2.15
libcurl3 - 7.47.0-1ubuntu2.15
libcurl3-gnutls - 7.47.0-1ubuntu2.15
libcurl3-nss - 7.47.0-1ubuntu2.15
Ubuntu 14.04 ESM
curl - 7.35.0-1ubuntu2.20+esm4
libcurl3 - 7.35.0-1ubuntu2.20+esm4
libcurl3-gnutls - 7.35.0-1ubuntu2.20+esm4
libcurl3-nss - 7.35.0-1ubuntu2.20+esm4
Ubuntu 12.04 ESM
curl - 7.22.0-3ubuntu4.28
libcurl3 - 7.22.0-3ubuntu4.28
libcurl3-gnutls - 7.22.0-3ubuntu4.28
libcurl3-nss - 7.22.0-3ubuntu4.28
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
In general, a standard system update will make all the necessary changes.
References
o CVE-2020-8169
o CVE-2020-8177
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