CVE-2020-15702 – TOCTOU in apport

https://notcve.org/view.php?id=CVE-2020-15702

05 Aug 2020 — TOCTOU Race Condition vulnerability in apport allows a local attacker to escalate privileges and execute arbitrary code. An attacker may exit the crashed process and exploit PID recycling to spawn a root process with the same PID as the crashed process, which can then be used to escalate privileges. Fixed in 2.20.1-0ubuntu2.24, 2.20.9 versions prior to 2.20.9-0ubuntu7.16 and 2.20.11 versions prior to 2.20.11-0ubuntu27.6. Was ZDI-CAN-11234. La vulnerabilidad de Condición de Carrera TOCTOU en apport permite a... • https://usn.ubuntu.com/4449-1 • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition •