Tenda AC6 15.03.05.16 SetSysTimeCfg Time buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in Tenda AC6 15.03.05.16 and classified as critical. This vulnerability affects the function SetSysTimeCfg. This manipulation of the argument Time causes buffer overflow. The identification of this vulnerability is CVE-2025-50258. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Tenda AC6 15.03.05.16 and classified as critical. Affected by this vulnerability is the function SetSysTimeCfg. The manipulation of the argument time with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Tenda AC6 v15.03.05.16_multi is vulnerable to Buffer Overflow in the SetSysTimeCfg function via the time parameter.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2025-50258 since 06/16/2025. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/07/2025).

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-19877). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
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: Buffer overflow
CWE: CWE-120 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/16/2025 CVE reserved
07/03/2025 +17 days Advisory disclosed
07/03/2025 +0 days VulDB entry created
07/07/2025 +4 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2025-50258 (🔒)
GCVE (CVE): GCVE-0-2025-50258
GCVE (VulDB): GCVE-100-314779
EUVD: 🔒

Entryinfo

Created: 07/03/2025 16:11
Updated: 07/07/2025 18:52
Changes: 07/03/2025 16:11 (20), 07/03/2025 16:12 (35), 07/03/2025 17:17 (1), 07/07/2025 18:52 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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