Cisco IOS Software Information Disclosure Vulnerability (cisco-sa-20190327-info)

medium Nessus Plugin ID 127098

Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, Cisco IOS Software is affected by an unspecified vulnerability in the Secure Storage feature of Cisco IOS that allows an authenticated, local attacker to access sensitive system information on an affected device. The vulnerability is due to improper memory operations performed at encryption time, when affected software handles configuration updates. An attacker can exploit this vulnerability by retrieving the contents of specific memory locations of an affected device.
A successful exploit could result in the disclosure of keying materials that are part of the device configuration, which can be used to recover critical system information. (CVE-2019-1762)

Please see the included Cisco BID and Cisco Security Advisory for more information.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvg97571.

See Also

http://www.nessus.org/u?314cb57a

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvg97571

Plugin Details

Severity: Medium

ID: 127098

File Name: cisco-sa-20190327-info-ios.nasl

Version: 1.8

Type: combined

Family: CISCO

Published: 7/29/2019

Updated: 1/14/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2019-1762

CVSS v3

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.9

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

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

Vulnerability Information

CPE: cpe:/o:cisco:ios

Required KB Items: Host/Cisco/IOS/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 3/27/2019

Vulnerability Publication Date: 3/27/2019

Reference Information

CVE: CVE-2019-1762

BID: 107594

CWE: 200

CISCO-SA: cisco-sa-20190327-info

IAVA: 2019-A-0264

CISCO-BUG-ID: CSCvg97571