Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2021-34736

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
21/10/2021
Last modified:
07/11/2023

Description

A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Software could allow an unauthenticated, remote attacker to cause the web-based management interface to unexpectedly restart. The vulnerability is due to insufficient input validation on the web-based management interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to cause the interface to restart, resulting in a denial of service (DoS) condition.

Impact

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

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:h:cisco:ucs_c125_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c22_m3:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c220_m3:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c220_m4:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c220_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c225_m6:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c24_m3:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c240_m3:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c240_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c240_sd_m5:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c245_m6:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c260_m2:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c3160:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c3260:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:ucs_c420_m3:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools