Cisco Webex Meetings/WebEx Meetings Server Authentication Token dynamically-managed code resources

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.0 | $0-$5k | 0.00 |
Summary
A vulnerability described as critical has been identified in Cisco Webex Meetings and WebEx Meetings Server. Affected is an unknown function of the component Authentication Token Handler. Executing a manipulation can lead to dynamically-managed code resources. This vulnerability is tracked as CVE-2020-3419. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.
Details
A vulnerability classified as critical was found in Cisco Webex Meetings and WebEx Meetings Server (Unified Communication Software) (unknown version). This vulnerability affects an unknown code block of the component Authentication Token Handler. The manipulation with an unknown input leads to a dynamically-managed code resources vulnerability. The CWE definition for the vulnerability is CWE-913. The product does not properly restrict reading from or writing to dynamically-managed code resources such as variables, objects, classes, attributes, functions, or executable instructions or statements. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was disclosed 11/19/2020 as cisco-sa-webex-auth-token-3vg57A5r. The advisory is available at tools.cisco.com. This vulnerability was named CVE-2020-3419. The technical details are unknown and an exploit is not available.
Upgrading eliminates this vulnerability.
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Product
Type
Vendor
Name
License
Website
- Vendor: https://www.cisco.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.2
VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.1
NVD Vector: 🔍
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: Dynamically-managed code resourcesCWE: CWE-913
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
12/12/2019 🔍11/19/2020 🔍
11/19/2020 🔍
12/09/2020 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-webex-auth-token-3vg57A5r
Status: Confirmed
CVE: CVE-2020-3419 (🔍)
GCVE (CVE): GCVE-0-2020-3419
GCVE (VulDB): GCVE-100-165142
Entry
Created: 11/19/2020 06:59Updated: 12/09/2020 00:09
Changes: 11/19/2020 06:59 (38), 12/09/2020 00:05 (5), 12/09/2020 00:09 (19)
Complete: 🔍
Cache ID: 216::103
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