CVEvulnerability

CVE-2022-20697

8.6 HIGH Published 2022-04-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-04-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.6 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS 3.1 ([email protected])
8.6 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:L/Au:S/C:N/I:N/A:C
Weaknesses
CWE-691, CWE-772

Description

A vulnerability in the web services interface of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper resource management in the HTTP server code. An attacker could exploit this vulnerability by sending a large number of HTTP requests to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Affected configurations

• cisco ios 15.1\(3\)svr1 • cisco ios 15.1\(3\)svr2 • cisco ios 15.1\(3\)svr3 • cisco ios 15.1\(3\)svs • cisco ios 15.1\(3\)svs1 • cisco ios 15.1\(3\)svt1 • cisco ios 15.1\(3\)svt2 • cisco ios 15.1\(3\)svt3 • cisco ios 15.1\(3\)svu1 • cisco ios 15.1\(3\)svu2 • cisco ios 15.1\(3\)svu10 • cisco ios 15.1\(3\)svv1 • cisco ios 15.2\(7\)e3 • cisco ios 15.2\(7\)e3a • cisco ios 15.2\(7\)e3k • cisco ios 15.2\(7\)e4 • cisco ios 15.2\(8\)e • cisco ios 15.2\(234k\)e • cisco ios 15.3\(3\)jk100 • cisco ios 15.3\(3\)jpj8 • cisco ios 15.9\(3\)m2 • cisco ios 15.9\(3\)m2a • cisco ios 15.9\(3\)m3 • cisco ios 15.9\(3\)m3a • cisco ios 15.9\(3\)m3b • cisco ios 15.9\(3\)m4 • cisco ios xe 3.11.3ae • cisco ios xe 3.11.3e • cisco ios xe 3.11.4e

Related

Weakness · CWE (2)

  • CWE-691 Insufficient Control Flow Management weakness
  • CWE-772 Missing Release of Resource after Effective Lifetime weakness

References