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Ubuntu 14.04 LTS : Nettle vulnerabilities (USN-2897-1)

critical Nessus Plugin ID 88748

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-2897-1 advisory.

 Hanno Bck discovered that Nettle incorrectly handled carry propagation in the NIST P-256 elliptic curve.
 (CVE-2015-8803)

 Hanno Bck discovered that Nettle incorrectly handled carry propagation in the NIST P-384 elliptic curve.
 (CVE-2015-8804)

 Niels Moeller discovered that Nettle incorrectly handled carry propagation in the NIST P-256 elliptic curve. (CVE-2015-8805)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-2897-1

Plugin Details

Severity: Critical

ID: 88748

File Name: ubuntu_USN-2897-1.nasl

Version: 2.16

Type: local

Agent: unix

Published: 2/16/2016

Updated: 8/27/2024

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: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2015-8805

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:nettle-bin, p-cpe:/a:canonical:ubuntu_linux:nettle-dev, p-cpe:/a:canonical:ubuntu_linux:libhogweed2, p-cpe:/a:canonical:ubuntu_linux:libnettle4

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 2/15/2016

Vulnerability Publication Date: 2/23/2016

Reference Information

CVE: CVE-2015-8803, CVE-2015-8804, CVE-2015-8805

USN: 2897-1