Vulnerability · Published Aug 27, 2026 · Assigned by icscert
CVE-2026-18717Improper Certificate Validation in ASE 2000
High 7.4
In plain English
A high-severity improper certificate validation in ASE2000 V2 from Applied Systems Engineering. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Severity (CVSS 3.1)7.4High
Exploit odds (30 days)0.3%top 80.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
ASE2000 2.35 through 2.37 is vulnerable to an improper certificate validation vulnerability, which may allow an attacker to impersonate the trusted peer, complete the TLS handshake, and read or modify protected communications.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Applied Systems Engineering | ASE2000 V2 | 2.25 – through 2.37 |
Weakness: CWE-295 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N