CVE-2019-1761: medium-severity vulnerability in Cisco IOS and IOS XE Software
Cisco IOS and IOS XE Software Hot Standby Router Protocol Information Leak Vulnerability
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.3epss 0.6%
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.
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products
Cisco · Cisco IOS and IOS XE SoftwareRelated CVEs — Cisco IOS and IOS XE Software
In the same product, most dangerous first.
CVE-2019-1752HIGHCisco IOS and IOS XE Software ISDN Interface Denial of Service VulnerabilityEPSS 2.5%CVE-2019-1747HIGHCisco IOS and IOS XE Software Short Message Service Denial of Service VulnerabilityEPSS 2.4%CVE-2019-1748HIGHCisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation VulnerabilityEPSS 1.2%CVE-2019-1757—Cisco IOS and IOS XE Software Smart Call Home Certificate Validation VulnerabilityEPSS 1.1%CVE-2019-1746HIGHCisco IOS and IOS XE Software Cluster Management Protocol Denial of Service VulnerabilityEPSS 0.6%CVE-2018-0197—Cisco IOS and IOS XE Software VLAN Trunking Protocol Denial of Service VulnerabilityEPSS 0.6%