Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
Low
Attack Vector
Local
0

CVE-2020-29661

Disclosure Date: December 09, 2020
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A locking issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_jobctrl.c allows a use-after-free attack against TIOCSPGRP, aka CID-54ffccbf053b.

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CVSS V3 Severity and Metrics
Base Score:
7.8 High
Impact Score:
5.9
Exploitability Score:
1.8
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • broadcom,
  • debian,
  • fedoraproject,
  • linux,
  • netapp,
  • oracle

Products

  • 8300 firmware -,
  • 8700 firmware -,
  • a400 firmware -,
  • a700s firmware -,
  • active iq unified manager -,
  • debian linux 10.0,
  • debian linux 9.0,
  • fabric operating system -,
  • fedora 32,
  • fedora 33,
  • h410c firmware -,
  • linux kernel,
  • solidfire baseboard management controller firmware -,
  • tekelec platform distribution
Technical Analysis