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Ac6 Firmware CVE-2022-45658

HIGH
Classic Buffer Overflow (CWE-120)
2022-12-02 cve@mitre.org
Tenda Buffer Overflow Ac6 Firmware
7.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

1
CVE Published
Dec 02, 2022 - 18:15 nvd
HIGH 7.5

DescriptionNVD

Tenda AC6V1.0 V15.03.05.19 was discovered to contain a buffer overflow via the schedEndTime parameter in the setSchedWifi function.

AnalysisAI

Tenda AC6V1.0 V15.03.05.19 was discovered to contain a buffer overflow via the schedEndTime parameter in the setSchedWifi function. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Tenda AC6V1.0 V15.03.05.19 was discovered to contain a buffer overflow via the schedEndTime parameter in the setSchedWifi function. Affected products include: Tendacn Ac6 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

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Tenda AC6 v2.0 v15.03.06.50 was discovered to contain a buffer overflow in the function 'fromSetSysTime. Rated critical

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Tenda AC6 V15.03.05.16 firmware has a buffer overflow vulnerability in the formexeCommand function. Rated critical sever
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Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the formSetSpeedWan function. Rated critical seve
CVE-2023-40838 CRITICAL POC
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Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin function 'sub_3A1D0' contains a command execution vulnerability. Rate
CVE-2023-40846 CRITICAL POC
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Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin is vulnerable to Buffer Overflow via function sub_90998. Rated critic
CVE-2023-38937 CRITICAL POC
9.8 Aug 07

Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, AC
CVE-2023-38936 CRITICAL POC
9.8 Aug 07

Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, AC5 V1.0 V15.03.06.28,

CVE-2023-38933 CRITICAL POC
9.8 Aug 07

Tenda AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, F1203 V2.0.1.6, AC5 V1.0 V15.03.06.28, FH1203 V2.0.1.6 and AC9 V3.0

CVE-2023-38931 CRITICAL POC
9.8 Aug 07

Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, F1
CVE-2023-2923 CRITICAL POC
9.8 May 27

A vulnerability classified as critical was found in Tenda AC6 US_AC6V1.0BR_V15.03.05.19. Rated critical severity (CVSS 9

Same weakness CWE-120 – Classic Buffer Overflow

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7.8
CVE-2013-0641 HIGH
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CVE-2017-15222 CRITICAL POC
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CVE-2012-2763 HIGH POC
7.5

Same technique Buffer Overflow

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CVE-2022-45658 vulnerability details – vuln.today
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