CVEvulnerability

CVE-2019-1761

4.3 MEDIUM Published 2019-03-28 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2019-03-28
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 3.0 ([email protected])
4.3 MEDIUM — CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0 ([email protected])
3.3 LOW — AV:A/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-665

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 configurations

• cisco ios 12.2\(6\)i1 • cisco ios 12.2\(33\)cx • cisco ios 12.2\(33\)cy • cisco ios 12.2\(33\)cy1 • cisco ios 12.2\(33\)cy2 • cisco ios 12.2\(33\)ira • cisco ios 12.2\(33\)irb • cisco ios 12.2\(33\)irc • cisco ios 12.2\(33\)ird • cisco ios 12.2\(33\)ire • cisco ios 12.2\(33\)ire1 • cisco ios 12.2\(33\)ire2 • cisco ios 12.2\(33\)irf • cisco ios 12.2\(33\)irg • cisco ios 12.2\(33\)irg1 • cisco ios 12.2\(33\)irh • cisco ios 12.2\(33\)irh1 • cisco ios 12.2\(33\)mra • cisco ios 12.2\(33\)mrb • cisco ios 12.2\(33\)mrb1 • cisco ios 12.2\(33\)mrb2 • cisco ios 12.2\(33\)mrb3 • cisco ios 12.2\(33\)mrb4 • cisco ios 12.2\(33\)mrb5 • cisco ios 12.2\(33\)mrb6 • cisco ios 12.2\(33\)sb • cisco ios 12.2\(33\)sb1 • cisco ios 12.2\(33\)sb1a • cisco ios 12.2\(33\)sb1b • cisco ios 12.2\(33\)sb2 • cisco ios 12.2\(33\)sb3 • cisco ios 12.2\(33\)sb4 • cisco ios 12.2\(33\)sb5 • cisco ios 12.2\(33\)sb6 • cisco ios 12.2\(33\)sb6a • cisco ios 12.2\(33\)sb6b • cisco ios 12.2\(33\)sb7 • cisco ios 12.2\(33\)sb8 • cisco ios 12.2\(33\)sb8a • cisco ios 12.2\(33\)sb8b • cisco ios 12.2\(33\)sb8c • cisco ios 12.2\(33\)sb8d • cisco ios 12.2\(33\)sb8e • cisco ios 12.2\(33\)sb8f • cisco ios 12.2\(33\)sb8g • cisco ios 12.2\(33\)sb9 • cisco ios 12.2\(33\)sb10 • cisco ios 12.2\(33\)sb11 • cisco ios 12.2\(33\)sb12 • cisco ios 12.2\(33\)sb13 • cisco ios 12.2\(33\)sb14 • cisco ios 12.2\(33\)sb15 • cisco ios 12.2\(33\)sb16 • cisco ios 12.2\(33\)sb17 • cisco ios 12.2\(33\)sca • cisco ios 12.2\(33\)sca1 • cisco ios 12.2\(33\)sca2 • cisco ios 12.2\(33\)scb • cisco ios 12.2\(33\)scb1 • cisco ios 12.2\(33\)scb2 … and 1701 more

Related

Weakness · CWE (1)

  • CWE-665 Improper Initialization weakness

References