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

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Cisco Small Business RV110W/RV130/RV130W/RV215W. Affected by this vulnerability is an unknown functionality of the component Web-based Management Interface. The manipulation leads to stack-based overflow. This vulnerability is referenced as CVE-2021-1203. Remote exploitation of the attack is possible. No exploit is available. It is recommended that the affected component be replaced with an alternative.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco Small Business RV110W/RV130/RV130W/RV215W. This issue affects some unknown processing 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 published 01/14/2021 as cisco-sa-rv-overflow-WUnUgv4U. It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2021-1203. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/13/2021).

The problem might be mitigated by replacing the product with as an alternative.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB 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: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: 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: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Alternative
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2020 🔍
01/14/2021 +62 days 🔍
01/14/2021 +0 days 🔍
02/13/2021 +30 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-rv-overflow-WUnUgv4U
Status: Confirmed

CVE: CVE-2021-1203 (🔍)
GCVE (CVE): GCVE-0-2021-1203
GCVE (VulDB): GCVE-100-167915

Entryinfo

Created: 01/14/2021 10:18
Updated: 02/13/2021 23:39
Changes: 01/14/2021 10:18 (38), 02/13/2021 23:36 (5), 02/13/2021 23:39 (17)
Complete: 🔍
Cache ID: 216::103

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