PT-2019-1754 · Cisco · Cisco Ios Xe+1

Published 2019-03-27 · Updated 2020-05-11 · CVE-2019-1761

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Cisco IOS and IOS XE Software (affected versions not specified)

Description A vulnerability in the Hot Standby Router Protocol (HSRP) subsystem 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.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Initialization

Weakness Enumeration

CWE-665

Related Identifiers

BDU:2019-01394

CVE-2019-1761

Affected Products

Cisco Ios

Cisco Ios Xe

References · 5

• https://bdu.fstec.ru/vul/2019-01394 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-ios-infoleak · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-1761 · Security Note
• https://osv.dev/vulnerability/CVE-2019-1761 · Vendor Advisory
• http://securityfocus.com/bid/107620 · Note