Detections
Analytics
Cisco IOS Software Hot Standby Router Protocol Information Leak Vulnerability
medium Nessus Plugin ID 123792
Language:
Synopsis
The remote device is missing a vendor-supplied security patchDescription
According to its self-reported version, Cisco IOS Software is affected by following vulnerability- A vulnerability in the Hot Standby Router Protocol (HSRP) subsystem of Cisco IOS and IOS XE Software could allow an unauthenticated, adjacent attacker to receive potentially sensitive information from an affected device.The vulnerability is due to insufficient memory initialization. An attacker could exploit this vulnerability by receiving HSRPv2 traffic from an adjacent HSRP member. A successful exploit could allow the attacker to receive potentially sensitive information from the adjacent device. (CVE-2019-1761)
Please see the included Cisco BIDs and Cisco Security Advisory for more information
Solution
Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvj98575See Also
Plugin Details
Severity: Medium
ID: 123792
File Name: cisco-sa-20190327-ios-infoleak.nasl
Version: 1.16
Type: combined
Family: CISCO
Published: 4/5/2019
Updated: 4/27/2021
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Low
Score: 1.4
CVSS v2
Risk Factor: Low
Base Score: 3.3
Temporal Score: 2.4
Vector: CVSS2#AV:A/AC:L/Au:N/C:P/I:N/A:N
CVSS Score Source: CVE-2019-1761
CVSS v3
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.8
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:cisco:ios_xe, 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: 3/28/2019
Reference Information
CVE: CVE-2019-1761