CVE Database›Document archive›CVE-2020-15704

CVE-2020-15704

ppp: Privilege escalation through loading of arbitrary kernel modules and other programs

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Severity

Unknown

Red Hat Product Security

0

CVSS 3.1

Review impact separately from score.

Published · August 5, 2020

Updated · November 22, 2025

Description

A flaw in the Linux ppp daemon functionality was found in the way possibility of unexpected loading ppp_generic module during ppp daemon startup.

Statement

Red Hat Product Security does not consider this to be a vulnerability in a Red Hat product as this issue resides in Ubuntu specific patch.

Moreover, the described problem that ppp daemon can load module ppp_generic on startup, and this considered to be potentially dangerous, because user can install fake ppp_generic module instead of real. However, only user with high privileges can install new ppp_generic module to correct path for modprobe, so if user have high privileges, then he can load any module he wants anyway.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 0
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:N

CWE-552 · Files or Directories Accessible to External Parties