Detections
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Ubuntu 14.04 LTS : Module::Signature vulnerabilities (USN-2607-1)

critical Nessus Plugin ID 83414

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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 a package installed that is affected by multiple vulnerabilities as referenced in the USN-2607-1 advisory.

 John Lightsey discovered that Module::Signature incorrectly handled PGP signature boundaries. A remote attacker could use this issue to trick Module::Signature into parsing the unsigned portion of the SIGNATURE file as the signed portion. (CVE-2015-3406)

 John Lightsey discovered that Module::Signature incorrectly handled files that were not listed in the SIGNATURE file. A remote attacker could use this flaw to execute arbitrary code when tests were run.
 (CVE-2015-3407)

 John Lightsey discovered that Module::Signature incorrectly handled embedded shell commands in the SIGNATURE file. A remote attacker could use this issue to execute arbitrary code during signature verification. (CVE-2015-3408)

 John Lightsey discovered that Module::Signature incorrectly handled module loading. A remote attacker could use this issue to execute arbitrary code during signature verification. (CVE-2015-3409)

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 libmodule-signature-perl package.

See Also

https://ubuntu.com/security/notices/USN-2607-1

Plugin Details

Severity: Critical

ID: 83414

File Name: ubuntu_USN-2607-1.nasl

Version: 1.11

Type: local

Agent: unix

Published: 5/13/2015

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: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2015-3408

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

CVSS Score Source: CVE-2015-3406

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libmodule-signature-perl

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/12/2015

Vulnerability Publication Date: 5/19/2015

Reference Information

CVE: CVE-2015-3406, CVE-2015-3407, CVE-2015-3408, CVE-2015-3409

BID: 73935, 73937

USN: 2607-1