Tenda AC-10U AC1200 US_AC10UV1.0RTL_V15.03.06.48_multi_TDE01 Parameter goform/SetSysTimeCfg timeZone stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Tenda AC-10U AC1200 US_AC10UV1.0RTL_V15.03.06.48_multi_TDE01. This issue affects some unknown processing of the file goform/SetSysTimeCfg of the component Parameter Handler. This manipulation of the argument timeZone causes stack-based overflow. This vulnerability is handled as CVE-2020-22079. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Tenda AC-10U AC1200 US_AC10UV1.0RTL_V15.03.06.48_multi_TDE01. Affected by this vulnerability is some unknown functionality of the file goform/SetSysTimeCfg of the component Parameter Handler. The manipulation of the argument timeZone 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 released 10/29/2021. The advisory is shared at github.com. This vulnerability is known as CVE-2020-22079 since 08/13/2020. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/13/2020 🔍
10/29/2021 +442 days 🔍
10/29/2021 +0 days 🔍
11/03/2021 +5 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2020-22079 (🔍)
GCVE (CVE): GCVE-0-2020-22079
GCVE (VulDB): GCVE-100-185761
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/29/2021 14:55
Updated: 11/03/2021 14:32
Changes: 10/29/2021 14:55 (42), 11/03/2021 14:32 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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