Deep Sea Electronics DSE855 up to 1.1.26 realtime.cgi access control

Summaryinfo

A vulnerability classified as critical has been found in Deep Sea Electronics DSE855 up to 1.1.26. This affects an unknown function of the file realtime.cgi. The manipulation leads to access control. This vulnerability is listed as CVE-2025-29270. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Deep Sea Electronics DSE855 up to 1.1.26. This issue affects some unknown processing of the file realtime.cgi. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows attackers to gain access to the admin panel and complete control of the device.

The advisory is shared at blog.byteray.co.uk. The identification of this vulnerability is CVE-2025-29270 since 03/11/2025. The exploitation is known to be easy. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/01/2025). MITRE ATT&CK project uses the attack technique T1068 for this issue.

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-2025-37375). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Deep Sea Electronics

Name

• DSE855

Version

• 1.1.0
• 1.1.1
• 1.1.2
• 1.1.3
• 1.1.4
• 1.1.5
• 1.1.6
• 1.1.7
• 1.1.8
• 1.1.9
• 1.1.10
• 1.1.11
• 1.1.12
• 1.1.13
• 1.1.14
• 1.1.15
• 1.1.16
• 1.1.17
• 1.1.18
• 1.1.19
• 1.1.20
• 1.1.21
• 1.1.22
• 1.1.23
• 1.1.24
• 1.1.25
• 1.1.26

CPE 2.3info

• 🔒
• 🔒
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CPE 2.2info

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Entryinfo

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

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