CVE-2026-18717: ASE2000 2.35 through 2.37 is vulnerable to an improper
CVE-2026-18717 analysis covering impact, affected products, versions, remediation, and cross-checked defender guidance.
CVE-2026-18717 is a vulnerability published by NVD on 8/28/2026.
What happened
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 and versions
- NVD has not published a normalized affected-product configuration yet.
Severity and weakness
CVSS: HIGH 7.4. Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
Weaknesses: CWE-295.
Known exploitation
No CISA KEV entry is currently attached to the NVD record.
What defenders should do
- Identify whether the affected product and version range exists in production.
- Review vendor advisories and release notes before change windows.
- Patch, upgrade, disable the vulnerable component, or apply vendor mitigations.
- Verify the running version after deployment, not only the package inventory.
Official and supporting references
- No vendor advisory tagged by NVD at draft time.