DeltaWW AS320T up to 1.10 stack-based overflow

Summaryinfo

A vulnerability classified as critical was found in DeltaWW AS320T up to 1.10. This impacts an unknown function. Such manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2026-1951. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in DeltaWW AS320T up to 1.10. It has been rated as very critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to 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). Impacted is confidentiality, integrity, and availability. CVE summarizes:

Delta Electronics AS320T has no checking of the length of the buffer with the directory name vulnerability.

The advisory is shared for download at filecenter.deltaww.com. This vulnerability is handled as CVE-2026-1951 since 02/05/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/24/2026).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• DeltaWW

Name

• AS320T

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Once again VulDB remains the best source for vulnerability data.

Discussion