Ubuntu 10.04 LTS / 12.04 LTS / 13.10 / 14.04 LTS : openssl vulnerabilities (USN-2232-1)

Ubuntu Security Notice (C) 2014-2016 Canonical, Inc. / NASL script (C) 2014-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related
patches.

Description :

Juri Aedla discovered that OpenSSL incorrectly handled invalid DTLS
fragments. A remote attacker could use this issue to cause OpenSSL to
crash, resulting in a denial of service, or possibly execute arbitrary
code. This issue only affected Ubuntu 12.04 LTS, Ubuntu 13.10, and
Ubuntu 14.04 LTS. (CVE-2014-0195)

Imre Rad discovered that OpenSSL incorrectly handled DTLS recursions.
A remote attacker could use this issue to cause OpenSSL to crash,
resulting in a denial of service. (CVE-2014-0221)

KIKUCHI Masashi discovered that OpenSSL incorrectly handled certain
handshakes. A remote attacker could use this flaw to perform a
man-in-the-middle attack and possibly decrypt and modify traffic.
(CVE-2014-0224)

Felix Grobert and Ivan Fratric discovered that OpenSSL incorrectly
handled anonymous ECDH ciphersuites. A remote attacker could use this
issue to cause OpenSSL to crash, resulting in a denial of service.
This issue only affected Ubuntu 12.04 LTS, Ubuntu 13.10, and Ubuntu
14.04 LTS. (CVE-2014-3470).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected libssl0.9.8 and / or libssl1.0.0 packages.

Risk factor :

High / CVSS Base Score : 9.3
(CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 7.3
(CVSS2#E:POC/RL:OF/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 74353 ()

Bugtraq ID:

CVE ID: CVE-2014-0195
CVE-2014-0221
CVE-2014-0224
CVE-2014-3470