| Description: | Summary:
The remote host is missing an update for the 'openssl' package(s) announced via the USN-2459-1 advisory.
Vulnerability Insight:
Pieter Wuille discovered that OpenSSL incorrectly handled Bignum squaring.
(CVE-2014-3570)
Markus Stenberg discovered that OpenSSL incorrectly handled certain crafted
DTLS messages. A remote attacker could use this issue to cause OpenSSL to
crash, resulting in a denial of service. (CVE-2014-3571)
Karthikeyan Bhargavan discovered that OpenSSL incorrectly handled certain
handshakes. A remote attacker could possibly use this issue to downgrade to
ECDH, removing forward secrecy from the ciphersuite. (CVE-2014-3572)
Antti Karjalainen, Tuomo Untinen and Konrad Kraszewski discovered that
OpenSSL incorrectly handled certain certificate fingerprints. A remote
attacker could possibly use this issue to trick certain applications that
rely on the uniqueness of fingerprints. (CVE-2014-8275)
Karthikeyan Bhargavan discovered that OpenSSL incorrectly handled certain
key exchanges. A remote attacker could possibly use this issue to downgrade
the security of the session to EXPORT_RSA. (CVE-2015-0204)
Karthikeyan Bhargavan discovered that OpenSSL incorrectly handled client
authentication. A remote attacker could possibly use this issue to
authenticate without the use of a private key in certain limited scenarios.
This issue only affected Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2015-0205)
Chris Mueller discovered that OpenSSL incorrect handled memory when
processing DTLS records. A remote attacker could use this issue to cause
OpenSSL to consume resources, resulting in a denial of service. This issue
only affected Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 14.10.
(CVE-2015-0206)
Affected Software/OS:
'openssl' package(s) on Ubuntu 10.04, Ubuntu 12.04, Ubuntu 14.04, Ubuntu 14.10.
Solution:
Please install the updated package(s).
CVSS Score:
5.0
CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
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