Cisco Small Business RV345 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.
9.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Cisco Small Business RV160, Small Business RV260, Small Business RV340 and Small Business RV345. This affects an unknown function. Executing a manipulation can lead to stack-based overflow. This vulnerability appears as CVE-2022-20704. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Cisco Small Business RV160, Small Business RV260, Small Business RV340 and Small Business RV345 (affected version not known) and classified as very critical. This vulnerability affects some unknown functionality. 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 presented 02/10/2022 as cisco-sa-smb-mult-vuln-KA9PK6D. The advisory is available at tools.cisco.com. This vulnerability was named CVE-2022-20704 since 11/02/2021. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/10/2022).

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.7

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 10.0
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/02/2021 🔍
02/10/2022 +100 days 🔍
02/10/2022 +0 days 🔍
02/14/2022 +4 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-smb-mult-vuln-KA9PK6D
Status: Confirmed

CVE: CVE-2022-20704 (🔍)
GCVE (CVE): GCVE-0-2022-20704
GCVE (VulDB): GCVE-100-192838

Entryinfo

Created: 02/10/2022 21:34
Updated: 02/14/2022 14:31
Changes: 02/10/2022 21:34 (47), 02/14/2022 14:31 (1)
Complete: 🔍
Cache ID: 216::103

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