CVE Catalog

CVE-1999-1301

High
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
1.33%

67th percentile - higher than 67% of all known CVEs

Summary

A design flaw in the Z-Modem protocol allows the remote sender of a file to execute arbitrary programs on the client. This affects the implementation in rz in the rzsz module of FreeBSD before version 2.1.5, and possibly other programs.

Risk Assessment

This vulnerability poses a serious security risk by allowing remote execution of unauthorized programs, potentially leading to system compromise.

Recommendation

It is recommended to upgrade to FreeBSD version 2.1.5 or later and to monitor the use of the Z-Modem protocol to mitigate risks.

Related vulnerabilities

Original NVD description (English source)

A design flaw in the Z-Modem protocol allows the remote sender of a file to execute arbitrary programs on the client, as implemented in rz in the rzsz module of FreeBSD before 2.1.5, and possibly other programs.

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