CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.2 | $0-$5k | 0.00 |
A vulnerability was found in Cisco Umbrella (affected version not known). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component Web-based Dashboard. The manipulation with an unknown input leads to a information exposure vulnerability. The CWE definition for the vulnerability is CWE-209. The product generates an error message that includes sensitive information about its environment, users, or associated data. As an impact it is known to affect confidentiality.
The weakness was published 11/04/2021 as cisco-sa-umbrella-user-enum-S7XfJwDE. It is possible to read the advisory at tools.cisco.com. This vulnerability is known as CVE-2021-40126 since 08/25/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.
Upgrading eliminates this vulnerability.
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: 4.3VulDB Meta Temp Score: 4.2
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 4.3
NVD Vector: 🔍
CNA Base Score: 4.3
CNA Vector (Cisco Systems, Inc.): 🔍
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information exposureCWE: CWE-209 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
08/25/2021 🔍11/04/2021 🔍
11/04/2021 🔍
11/09/2021 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-umbrella-user-enum-S7XfJwDE
Status: Confirmed
CVE: CVE-2021-40126 (🔍)
Entry
Created: 11/04/2021 20:14Updated: 11/09/2021 16:23
Changes: 11/04/2021 20:14 (48), 11/09/2021 16:07 (1), 11/09/2021 16:15 (16), 11/09/2021 16:23 (1)
Complete: 🔍
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