Cisco StarOS Redundancy Configuration Manager denial of service

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.2 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as problematic, has been found in Cisco StarOS. The impacted element is an unknown function of the component Redundancy Configuration Manager. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2022-20750. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.
Details
A vulnerability was found in Cisco StarOS (Router Operating System) (affected version unknown). It has been classified as problematic. This affects an unknown functionality of the component Redundancy Configuration Manager. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.
The weakness was shared 02/17/2022 as cisco-sa-rcm-tcp-dos-2Wh8XjAQ. It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2022-20750 since 11/02/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.
Upgrading eliminates this vulnerability.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 5.3
CNA Vector (Cisco Systems, Inc.): 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
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 |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
11/02/2021 🔍02/17/2022 🔍
02/17/2022 🔍
02/19/2022 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-rcm-tcp-dos-2Wh8XjAQ
Status: Confirmed
CVE: CVE-2022-20750 (🔍)
GCVE (CVE): GCVE-0-2022-20750
GCVE (VulDB): GCVE-100-193299
Entry
Created: 02/17/2022 19:09Updated: 02/19/2022 13:39
Changes: 02/17/2022 19:09 (49), 02/19/2022 13:39 (1)
Complete: 🔍
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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