Tenda AC23 16.03.07.45_cn Parameter formSetQosBand list out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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9.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Tenda AC23 16.03.07.45_cn. This vulnerability affects the function formSetQosBand of the component Parameter Handler. The manipulation of the argument list results in out-of-bounds write. This vulnerability is identified as CVE-2022-43103. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in Tenda AC23 16.03.07.45_cn. Affected is the function formSetQosBand of the component Parameter Handler. The manipulation of the argument list with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Tenda AC23 V16.03.07.45_cn was discovered to contain a stack overflow via the list parameter in the formSetQosBand function.

The weakness was released 11/03/2022. The advisory is available at github.com. This vulnerability is traded as CVE-2022-43103 since 10/17/2022. Technical details and a public exploit are known.

The exploit is shared for download 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.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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

10/17/2022 🔍
11/03/2022 +17 days 🔍
11/03/2022 +0 days 🔍
05/05/2025 +914 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2022-43103 (🔍)
GCVE (CVE): GCVE-0-2022-43103
GCVE (VulDB): GCVE-100-212886
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/03/2022 19:15
Updated: 05/05/2025 15:23
Changes: 11/03/2022 19:15 (52), 05/05/2025 15:23 (16)
Complete: 🔍
Cache ID: 216::103

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