4.3
Medium
CVE-2019-1761 A vulnerability in the Hot Standby Router Protocol (HSRP) subsystem of Cisco IOS and IOS XE Software could allow an…
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco IOS and IOS XE Software 16.9 | 16.9.1s → 16.9.1 | No fix stated |
| Cisco IOS and IOS XE Software 16.8 | 16.8.1s → 16.8.2 | No fix stated |
| Cisco IOS and IOS XE Software 16.7 | 16.7.1a → 16.7.2 | No fix stated |
| Cisco IOS and IOS XE Software 16.6 | 16.6.1 → 16.6.4 | No fix stated |
| Cisco IOS and IOS XE Software 16.5 | 16.5.1a → 16.5.3 | No fix stated |
| Cisco IOS and IOS XE Software 16.4 | 16.4.1 → 16.4.3 | No fix stated |
| Cisco IOS and IOS XE Software 16.3 | 16.3.1a → 16.3.7 | No fix stated |
| Cisco IOS and IOS XE Software 16.2 | 16.2.1 → 16.2.2 | No fix stated |
| Cisco IOS and IOS XE Software 16.1 | 16.1.1 → 16.1.3 | No fix stated |
Show the 17 other branches Hide the 17 other branches
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco IOS and IOS XE Software 3.18 | 3.18.0S → 3.18.5SP | No fix stated |
| Cisco IOS and IOS XE Software 3.17 | 3.17.0S → 3.17.4S | No fix stated |
| Cisco IOS and IOS XE Software 3.16 | 3.16.0S → 3.16.8S | No fix stated |
| Cisco IOS and IOS XE Software 3.15 | 3.15.0S → 3.15.4S | No fix stated |
| Cisco IOS and IOS XE Software 3.14 | 3.14.0S → 3.14.4S | No fix stated |
| Cisco IOS and IOS XE Software 3.13 | 3.13.0S → 3.13.10S | No fix stated |
| Cisco IOS and IOS XE Software 3.12 | 3.12.0S → 3.12.4S | No fix stated |
| Cisco IOS and IOS XE Software 3.11 | 3.11.0S → 3.11.4S | No fix stated |
| Cisco IOS and IOS XE Software 3.10 | 3.10.0S → 3.10.10S | No fix stated |
| Cisco IOS and IOS XE Software 3.9 | 3.9.0S → 3.9.2bE | No fix stated |
| Cisco IOS and IOS XE Software 3.8 | 3.8.0S → 3.8.7E | No fix stated |
| Cisco IOS and IOS XE Software 3.7 | 3.7.0S → 3.7.8S | No fix stated |
| Cisco IOS and IOS XE Software 3.6 | 3.6.0E → 3.6.9aE | No fix stated |
| Cisco IOS and IOS XE Software 3.5 | 3.5.0E → 3.5.8SQ | No fix stated |
| Cisco IOS and IOS XE Software 3.4 | 3.4.0SG → 3.4.8SG | No fix stated |
| Cisco IOS and IOS XE Software 3.3 | 3.3.0SG → 3.3.5SE | No fix stated |
| Cisco IOS and IOS XE Software 3.2 | 3.2.0SG → 3.2.11SG | No fix stated |
References
- 20190327 Cisco IOS and IOS XE Software Hot Standby Router Protocol Information Leak Vulnerability tools.cisco.com
- 107620 www.securityfocus.com
Timeline
- Published
- Last modified
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