VDB-168558 · CVE-2021-1303 · GCVE-0-2021-1303

Cisco DNA Center Diagnostic privileges assignment

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in Cisco DNA Center. Impacted is an unknown function of the component Diagnostic Handler. The manipulation results in privileges assignment. This vulnerability was named CVE-2021-1303. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco DNA Center (unknown version). It has been classified as critical. Affected is an unknown code block of the component Diagnostic Handler. The manipulation with an unknown input leads to a privileges assignment vulnerability. CWE is classifying the issue as CWE-266. A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality.

The weakness was presented 01/21/2021 as cisco-sa-dnac-privesc-6qjA3hVh. The advisory is available at tools.cisco.com. This vulnerability is traded as CVE-2021-1303. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

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Productinfo

Vendor

Cisco

Name

DNA Center

License

commercial

Website

Vendor: https://www.cisco.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges assignment
CWE: CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2020 🔍
01/21/2021 +69 days 🔍
01/21/2021 +0 days 🔍
07/23/2025 +1644 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-dnac-privesc-6qjA3hVh
Status: Confirmed

CVE: CVE-2021-1303 (🔍)
GCVE (CVE): GCVE-0-2021-1303
GCVE (VulDB): GCVE-100-168558

Entryinfo

Created: 01/21/2021 10:02
Updated: 07/23/2025 19:55
Changes: 01/21/2021 10:02 (37), 02/18/2021 21:31 (5), 02/18/2021 21:37 (19), 07/23/2025 19:55 (26)
Complete: 🔍
Cache ID: 216::103