SUSE SLES11 Security Update : OpenSSL (SUSE-SU-2015:1184-2) (Logjam)
high Nessus Plugin ID 84561
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Synopsis
The remote SUSE host is missing one or more security updates.Description
OpenSSL 0.9.8j was updated to fix several security issues.CVE-2015-4000: The Logjam Attack ( weakdh.org ) has been addressed by rejecting connections with DH parameters shorter than 1024 bits. We now also generate 2048-bit DH parameters by default.
CVE-2015-1788: Malformed ECParameters could cause an infinite loop.
CVE-2015-1789: An out-of-bounds read in X509_cmp_time was fixed.
CVE-2015-1790: A PKCS7 decoder crash with missing EnvelopedContent was fixed.
CVE-2015-1792: A CMS verification infinite loop when using an unknown hash function was fixed.
CVE-2015-1791: Fixed a race condition in NewSessionTicket creation.
CVE-2015-3216: Fixed a potential crash in ssleay_rand_bytes due to locking regression.
fixed a timing side channel in RSA decryption (bnc#929678)
Additional changes :
In the default SSL cipher string EXPORT ciphers are now disabled. This will only get active if applications get rebuilt and actually use this string. (bnc#931698)
Added the ECC ciphersuites to the DEFAULT cipher class (bnc#879179)
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 Server 11 SP2 LTSS :
zypper in -t patch slessp2-libopenssl-devel=10795
To bring your system up-to-date, use 'zypper patch'.
See Also
https://bugzilla.suse.com/show_bug.cgi?id=929678
https://bugzilla.suse.com/show_bug.cgi?id=931698
https://bugzilla.suse.com/show_bug.cgi?id=933911
https://bugzilla.suse.com/show_bug.cgi?id=934487
https://bugzilla.suse.com/show_bug.cgi?id=934489
https://bugzilla.suse.com/show_bug.cgi?id=934491
https://bugzilla.suse.com/show_bug.cgi?id=934493
http://www.nessus.org/u?bba27a17
https://www.suse.com/security/cve/CVE-2015-1788/
https://www.suse.com/security/cve/CVE-2015-1789/
https://www.suse.com/security/cve/CVE-2015-1790/
https://www.suse.com/security/cve/CVE-2015-1791/
https://www.suse.com/security/cve/CVE-2015-1792/
https://www.suse.com/security/cve/CVE-2015-3216/
Plugin Details
Severity: High
ID: 84561
File Name: suse_SU-2015-1184-2.nasl
Version: 2.18
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 7/7/2015
Updated: 1/19/2021
Supported Sensors: Nessus Agent
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Temporal Vector: E:U/RL:OF/RC:C
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:suse_linux:libopenssl-devel, p-cpe:/a:novell:suse_linux:libopenssl0_9_8, p-cpe:/a:novell:suse_linux:libopenssl0_9_8-hmac, p-cpe:/a:novell:suse_linux:openssl, p-cpe:/a:novell:suse_linux:openssl-doc, cpe:/o:novell:suse_linux:11
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: 7/3/2015
Vulnerability Publication Date: 5/21/2015
Reference Information
CVE: CVE-2015-1788, CVE-2015-1789, CVE-2015-1790, CVE-2015-1791, CVE-2015-1792, CVE-2015-3216, CVE-2015-4000