CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.0 | $0-$5k | 0.00 |
A vulnerability has been found in Cisco Data Center Network Manager and classified as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was published 08/19/2020 as cisco-sa-dcnm-bypass-auth-mVDR / CSCvu68927 as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2020-3540. The attack can be launched remotely. The successful exploitation needs a single authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.
Upgrading to version 11.4(1) eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Similar entries are available at 160109, 160107, 160106 and 160102.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.1
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Cisco): 6.3
Vendor Vector (Cisco): 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Improper authorizationCWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Data Center Network Manager 11.4(1)
Timeline
12/12/2019 🔍08/19/2020 🔍
08/19/2020 🔍
08/21/2020 🔍
11/10/2020 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-dcnm-bypass-auth-mVDR / CSCvu68927
Status: Confirmed
CVE: CVE-2020-3540 (🔍)
See also: 🔍
Entry
Created: 08/21/2020 19:50Updated: 11/10/2020 18:03
Changes: 08/21/2020 19:50 (49), 08/21/2020 19:55 (1), 11/10/2020 18:03 (2)
Complete: 🔍
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