CVE Catalog

CVE-2004-1002

High
Published: Translated: NVD NIST

Summary

Integer underflow in pppd (ppp 2.4.1) in cbcp.c allows a remote attacker to cause a denial of service (daemon crash) by sending a CBCP packet with an invalid length value, leading to access of an incorrect memory location.

Risk Assessment

The risk is that a remote attacker can crash the PPP service, potentially disrupting network connectivity and affecting system availability.

Recommendation

It is recommended to upgrade the ppp package to version 2.4.2 or later, which includes a fix for this vulnerability. If upgrading is not possible, restrict access to the PPP service to trusted networks only.

Related vulnerabilities

Original NVD description (English source)

Integer underflow in pppd in cbcp.c for ppp 2.4.1 allows remote attackers to cause a denial of service (daemon crash) via a CBCP packet with an invalid length value that causes pppd to access an incorrect memory location.

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