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SUSE SLED12 / SLES12 Security Update : libssh2_org (SUSE-SU-2016:0718-1)
medium Nessus Plugin ID 89922
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Synopsis
The remote SUSE host is missing one or more security updates.Description
This update for libssh2_org fixes the following issues :Security issue fixed :
- CVE-2016-0787 (bsc#967026): Weakness in diffie-hellman secret key generation lead to much shorter DH groups then needed, which could be used to retrieve server keys.
A feature was added :
- Support of SHA256 digests for DH group exchanges was added (fate#320343, bsc#961964)
Bug fixed :
- Properly detect EVP_aes_128_ctr at configure time (bsc#933336)
Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
Solution
To install this SUSE Security Update use YaST online_update.Alternatively you can run the command listed for your product :
SUSE Linux Enterprise Software Development Kit 12-SP1 :
zypper in -t patch SUSE-SLE-SDK-12-SP1-2016-413=1
SUSE Linux Enterprise Software Development Kit 12 :
zypper in -t patch SUSE-SLE-SDK-12-2016-413=1
SUSE Linux Enterprise Server 12-SP1 :
zypper in -t patch SUSE-SLE-SERVER-12-SP1-2016-413=1
SUSE Linux Enterprise Server 12 :
zypper in -t patch SUSE-SLE-SERVER-12-2016-413=1
SUSE Linux Enterprise Desktop 12-SP1 :
zypper in -t patch SUSE-SLE-DESKTOP-12-SP1-2016-413=1
SUSE Linux Enterprise Desktop 12 :
zypper in -t patch SUSE-SLE-DESKTOP-12-2016-413=1
To bring your system up-to-date, use 'zypper patch'.
See Also
https://bugzilla.suse.com/show_bug.cgi?id=933336
https://bugzilla.suse.com/show_bug.cgi?id=961964
https://bugzilla.suse.com/show_bug.cgi?id=967026
Plugin Details
Severity: Medium
ID: 89922
File Name: suse_SU-2016-0718-1.nasl
Version: 2.12
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 3/14/2016
Updated: 1/6/2021
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.2
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS v3
Risk Factor: Medium
Base Score: 5.9
Temporal Score: 5.2
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:suse_linux:libssh2-1-debuginfo, cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:libssh2_org-debugsource, p-cpe:/a:novell:suse_linux:libssh2-1, p-cpe:/a:novell:suse_linux:libssh2
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 3/11/2016
Vulnerability Publication Date: 4/13/2016
Reference Information
CVE: CVE-2016-0787