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 classified as critical has been found in Cisco Small Business RV110W/RV130/RV130W/RV215W. This vulnerability affects unknown code of the component Web-based Management Interface. This manipulation causes stack-based overflow. The identification of this vulnerability is CVE-2021-1217. It is possible to initiate the attack remotely. There is no exploit available. It is advised to substitute the affected component with an alternative.
Details
A vulnerability was found in Cisco Small Business RV110W/RV130/RV130W/RV215W. It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Web-based Management Interface. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is 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). As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was shared 01/14/2021 as cisco-sa-rv-overflow-WUnUgv4U. The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2021-1217. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/14/2021).
The problem might be mitigated by replacing the product with as an alternative.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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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| 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 |
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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-2021-1217 (🔍)
GCVE (CVE): GCVE-0-2021-1217
GCVE (VulDB): GCVE-100-167929
Entry
Created: 01/14/2021 12:18Updated: 02/14/2021 07:23
Changes: 01/14/2021 12:18 (38), 02/14/2021 07:18 (5), 02/14/2021 07:23 (17)
Complete: 🔍
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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