Cisco Small Business 100/300/500 Web-based Management Interface command injection

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.5 | $0-$5k | 0.00 |
Summary
A vulnerability described as critical has been identified in Cisco Small Business 100/300/500. Impacted is an unknown function of the component Web-based Management Interface. The manipulation results in command injection. This vulnerability was named CVE-2021-1549. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.
Details
A vulnerability was found in Cisco Small Business 100/300/500. It has been classified as critical. Affected is an unknown code block of the component Web-based Management Interface. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was presented 05/22/2021 as cisco-sa-sb-wap-inject-Mp9FSdG. The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2021-1549. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1202.
Upgrading eliminates this vulnerability.
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Product
Vendor
Name
Version
License
Website
- Vendor: https://www.cisco.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.7VulDB Meta Temp Score: 4.5
VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Command injectionCWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
11/13/2020 🔍05/22/2021 🔍
05/22/2021 🔍
05/23/2021 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-sb-wap-inject-Mp9FSdG
Status: Confirmed
CVE: CVE-2021-1549 (🔍)
GCVE (CVE): GCVE-0-2021-1549
GCVE (VulDB): GCVE-100-175488
Entry
Created: 05/22/2021 13:19Updated: 05/23/2021 15:12
Changes: 05/22/2021 13:19 (38), 05/23/2021 15:06 (5), 05/23/2021 15:12 (1)
Complete: 🔍
Cache ID: 216::103
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