Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2022-20697

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
15/04/2022
Last modified:
07/11/2023

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.60 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
8.60
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:S/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
6.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:ios:15.1\(3\)svr1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svr2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svr3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svs:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svs1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svt1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svt2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svt3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svu1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svu2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svu10:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1\(3\)svv1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2\(7\)e3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2\(7\)e3a:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2\(7\)e3k:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools