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AUSCERT External Security Bulletin Redistribution
ESB-2021.1841
Security update for curl
28 May 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: curl
Publisher: SUSE
Operating System: SUSE
Impact/Access: Denial of Service -- Remote/Unauthenticated
Provide Misleading Information -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-22898 CVE-2021-22876 CVE-2020-8286
CVE-2020-8285 CVE-2020-8284 CVE-2020-8231
Reference: ESB-2021.1827
ESB-2021.1700
ESB-2021.1670
ESB-2020.4343
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20211786-1
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SUSE Security Update: Security update for curl
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:1786-1
Rating: moderate
References: #1175109 #1177976 #1179398 #1179399 #1179593 #1183933
#1186114
Cross-References: CVE-2020-8231 CVE-2020-8284 CVE-2020-8285 CVE-2020-8286
CVE-2021-22876 CVE-2021-22898
Affected Products:
SUSE OpenStack Cloud Crowbar 9
SUSE OpenStack Cloud 9
SUSE Linux Enterprise Server for SAP 12-SP4
SUSE Linux Enterprise Server 12-SP4-LTSS
______________________________________________________________________________
An update that solves 6 vulnerabilities and has one errata is now available.
Description:
This update for curl fixes the following issues:
o CVE-2021-22898: TELNET stack contents disclosure (bsc#1186114)
o CVE-2021-22876: The automatic referer leaks credentials (bsc#1183933)
o CVE-2020-8286: Inferior OCSP verification (bsc#1179593)
o CVE-2020-8285: FTP wildcard stack overflow (bsc#1179399)
o CVE-2020-8284: Trusting FTP PASV responses (bsc#1179398)
o CVE-2020-8231: libcurl will pick and use the wrong connection with multiple
requests with libcurl's multi API and the 'CURLOPT_CONNECT_ONLY' option
(bsc#1175109)
o Fix: SFTP uploads result in empty uploaded files (bsc#1177976)
Patch Instructions:
To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
o SUSE OpenStack Cloud Crowbar 9:
zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-1786=1
o SUSE OpenStack Cloud 9:
zypper in -t patch SUSE-OpenStack-Cloud-9-2021-1786=1
o SUSE Linux Enterprise Server for SAP 12-SP4:
zypper in -t patch SUSE-SLE-SAP-12-SP4-2021-1786=1
o SUSE Linux Enterprise Server 12-SP4-LTSS:
zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2021-1786=1
Package List:
o SUSE OpenStack Cloud Crowbar 9 (x86_64):
curl-7.60.0-4.20.1
curl-debuginfo-7.60.0-4.20.1
curl-debugsource-7.60.0-4.20.1
libcurl4-32bit-7.60.0-4.20.1
libcurl4-7.60.0-4.20.1
libcurl4-debuginfo-32bit-7.60.0-4.20.1
libcurl4-debuginfo-7.60.0-4.20.1
o SUSE OpenStack Cloud 9 (x86_64):
curl-7.60.0-4.20.1
curl-debuginfo-7.60.0-4.20.1
curl-debugsource-7.60.0-4.20.1
libcurl4-32bit-7.60.0-4.20.1
libcurl4-7.60.0-4.20.1
libcurl4-debuginfo-32bit-7.60.0-4.20.1
libcurl4-debuginfo-7.60.0-4.20.1
o SUSE Linux Enterprise Server for SAP 12-SP4 (ppc64le x86_64):
curl-7.60.0-4.20.1
curl-debuginfo-7.60.0-4.20.1
curl-debugsource-7.60.0-4.20.1
libcurl4-7.60.0-4.20.1
libcurl4-debuginfo-7.60.0-4.20.1
o SUSE Linux Enterprise Server for SAP 12-SP4 (x86_64):
libcurl4-32bit-7.60.0-4.20.1
libcurl4-debuginfo-32bit-7.60.0-4.20.1
o SUSE Linux Enterprise Server 12-SP4-LTSS (aarch64 ppc64le s390x x86_64):
curl-7.60.0-4.20.1
curl-debuginfo-7.60.0-4.20.1
curl-debugsource-7.60.0-4.20.1
libcurl4-7.60.0-4.20.1
libcurl4-debuginfo-7.60.0-4.20.1
o SUSE Linux Enterprise Server 12-SP4-LTSS (s390x x86_64):
libcurl4-32bit-7.60.0-4.20.1
libcurl4-debuginfo-32bit-7.60.0-4.20.1
References:
o https://www.suse.com/security/cve/CVE-2020-8231.html
o https://www.suse.com/security/cve/CVE-2020-8284.html
o https://www.suse.com/security/cve/CVE-2020-8285.html
o https://www.suse.com/security/cve/CVE-2020-8286.html
o https://www.suse.com/security/cve/CVE-2021-22876.html
o https://www.suse.com/security/cve/CVE-2021-22898.html
o https://bugzilla.suse.com/1175109
o https://bugzilla.suse.com/1177976
o https://bugzilla.suse.com/1179398
o https://bugzilla.suse.com/1179399
o https://bugzilla.suse.com/1179593
o https://bugzilla.suse.com/1183933
o https://bugzilla.suse.com/1186114
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