CVE-2019-16729

Published: 24 September 2019

pam-python before 1.0.7-1 has an issue in regard to the default environment variable handling of Python, which could allow for local root escalation in certain PAM setups.

From the Ubuntu Security Team

Malte Kraus discovered that Pam-python mishandled certain environment variables. A local attacker could potentially use this vulnerability to execute programs as root.

Priority

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package	Release	Status
pam-python Launchpad, Ubuntu, Debian	bionic	Released (1.0.6-1.1+deb10u1build0.18.04.1)
	disco	Ignored (end of life)
	eoan	Ignored (end of life)
	focal	Not vulnerable (1.0.7-1)
	trusty	Does not exist
	upstream	Needs triage
	xenial	Released (1.0.4-1.1+deb8u1build0.16.04.1)

Severity score breakdown

Parameter	Value
Base score	7.8
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

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