Cisco Small Business RV110W/RV130/RV130W/RV215W Web-based Management Interface stack-based overflow

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.0 | $5k-$25k | 0.00 |
Summary
A vulnerability categorized as critical has been discovered in Cisco Small Business RV110W/RV130/RV130W/RV215W. This impacts an unknown function of the component Web-based Management Interface. Such manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2021-1212. The attack may be launched remotely. There is no exploit available. It is recommended to use an alternative to replace the affected component.
Details
A vulnerability, which was classified as critical, has been found in Cisco Small Business RV110W/RV130/RV130W/RV215W. Affected by this issue is an unknown functionality of the component Web-based Management Interface. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability.
The weakness was shared 01/14/2021 as cisco-sa-rv-overflow-WUnUgv4U. The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2021-1212. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 02/14/2021).
The problem might be mitigated by replacing the product with as an alternative.
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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: 7.2VulDB Meta Temp Score: 7.1
VulDB Base Score: 7.2
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.2
NVD Vector: 🔍
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Stack-based overflowCWE: CWE-121 / CWE-119
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: AlternativeStatus: 🔍
0-Day Time: 🔍
Timeline
11/13/2020 🔍01/14/2021 🔍
01/14/2021 🔍
02/14/2021 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-rv-overflow-WUnUgv4U
Status: Confirmed
CVE: CVE-2021-1212 (🔍)
GCVE (CVE): GCVE-0-2021-1212
GCVE (VulDB): GCVE-100-167924
Entry
Created: 01/14/2021 12:10Updated: 02/14/2021 01:10
Changes: 01/14/2021 12:10 (38), 02/14/2021 01:04 (5), 02/14/2021 01:10 (17)
Complete: 🔍
Cache ID: 216::103
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