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 (≈)
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CTI Interest Score
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9.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Cisco Small Business RV160, Small Business RV260, Small Business RV340 and Small Business RV345. The affected element is an unknown function. Such manipulation leads to stack-based overflow. This vulnerability is documented as CVE-2022-20702. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Cisco Small Business RV160, Small Business RV260, Small Business RV340 and Small Business RV345 (version unknown). Affected by this issue is an unknown function. 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 released 02/10/2022 as cisco-sa-smb-mult-vuln-KA9PK6D. The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2022-20702 since 11/02/2021. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/10/2022).

Upgrading eliminates this vulnerability.

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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-2022-20702 (🔍)
GCVE (CVE): GCVE-0-2022-20702
GCVE (VulDB): GCVE-100-192836

Entryinfo

Created: 02/10/2022 21:33
Updated: 02/14/2022 14:26
Changes: 02/10/2022 21:33 (47), 02/14/2022 14:26 (1)
Complete: 🔍
Cache ID: 216::103

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