CVE Catalog

CVE-1999-1257

High
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
1.58%

72th percentile - higher than 72% of all known CVEs

Summary

Xyplex terminal server version 6.0.1S1, and possibly other versions, allows remote attackers to bypass the password prompt by entering a CTRL-Z character or a question mark (? ).

Risk Assessment

Bypassing the password prompt may lead to unauthorized access to the system, posing a serious security threat to the organization.

Recommendation

It is recommended to update the Xyplex terminal server to the latest version and implement additional security measures to minimize the risk of unauthorized access.

Related vulnerabilities

Original NVD description (English source)

Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass the password prompt by entering (1) a CTRL-Z character, or (2) a ? (question mark).

Vulnerability data from NVD (NIST) · CISA KEV · EPSS