Cisco Expressway/TelePresence Video Communication Server Web-based Management Interface/API log file

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.2 | $0-$5k | 0.00 |
Summary
A vulnerability was found in Cisco Expressway and TelePresence Video Communication Server. It has been classified as problematic. This issue affects some unknown processing of the component Web-based Management Interface/API. The manipulation leads to log file. This vulnerability is referenced as CVE-2022-20809. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.
Details
A vulnerability, which was classified as critical, has been found in Cisco Expressway and TelePresence Video Communication Server (Unified Communication Software) (unknown version). This issue affects an unknown code block of the component Web-based Management Interface/API. The manipulation with an unknown input leads to a log file vulnerability. Using CWE to declare the problem leads to CWE-532. Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information. Impacted is confidentiality, integrity, and availability.
The weakness was published 05/26/2022 as cisco-sa-expressway-filewrite-bsFVwueV. The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2022-20809 since 11/02/2021. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.
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: 5.3VulDB Meta Temp Score: 5.2
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
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: 🔍
Exploiting
Class: Log fileCWE: CWE-532 / CWE-200 / CWE-284
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
11/02/2021 🔍05/26/2022 🔍
05/26/2022 🔍
05/30/2022 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-expressway-filewrite-bsFVwueV
Status: Confirmed
CVE: CVE-2022-20809 (🔍)
GCVE (CVE): GCVE-0-2022-20809
GCVE (VulDB): GCVE-100-200765
Entry
Created: 05/26/2022 18:24Updated: 05/30/2022 15:03
Changes: 05/26/2022 18:24 (49), 05/30/2022 15:03 (1)
Complete: 🔍
Cache ID: 216::103
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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