CVE-2020-29661

Published: Dic 09, 2020 Last Modified: Nov 21, 2024 EU-VD ID: EUVD-2020-22019 Aliases: GSD-2020-29661
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,8
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
HIGH 7,2
Source: [email protected]
Access Vector: local
Access Complexity: low
Authentication: none
Confidentiality: complete
Integrity: complete
Availability: complete

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0026
Percentile
0,5th
Updated

EPSS Score Trend (Last 90 Days)

416

Use After Free

Stable
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Availability Confidentiality
Potential Impacts:
Modify Memory Dos: Crash, Exit, Or Restart Execute Unauthorized Code Or Commands
Applicable Platforms
Languages: C, C++, Memory-Unsafe
Likelihood of Exploit: High
View CWE Details
667

Improper Locking

Draft
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Availability
Potential Impacts:
Dos: Resource Consumption (Cpu)
Applicable Platforms
All platforms may be affected
View CWE Details
Operating System

Fabric Operating System by Broadcom

Product Information
Vendor Broadcom
Product Fabric Operating System
Version -
cpe:2.3:o:broadcom:fabric_operating_system:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

A400 Firmware by Netapp

Product Information
Vendor Netapp
Product A400 Firmware
Version -
cpe:2.3:o:netapp:a400_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 4.20 (inclusive)
To 5.4.83 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

H410C Firmware by Netapp

Product Information
Vendor Netapp
Product H410C Firmware
Version -
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Tekelec Platform Distribution by Oracle

Product Information
Vendor Oracle
Product Tekelec Platform Distribution
Version Range Affected
From 7.4.0 (inclusive)
To 7.7.1 (inclusive)
cpe:2.3:a:oracle:tekelec_platform_distribution:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

8700 Firmware by Netapp

Product Information
Vendor Netapp
Product 8700 Firmware
Version -
cpe:2.3:o:netapp:8700_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 32
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Active Iq Unified Manager by Netapp

Product Information
Vendor Netapp
Product Active Iq Unified Manager
Version -
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

8300 Firmware by Netapp

Product Information
Vendor Netapp
Product 8300 Firmware
Version -
cpe:2.3:o:netapp:8300_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 4.10 (inclusive)
To 4.14.212 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 5.5 (inclusive)
To 5.9.14 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 4.15 (inclusive)
To 4.19.163 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 4.5 (inclusive)
To 4.9.248 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 2.6.26 (inclusive)
To 4.4.248 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 33
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Solidfire Baseboard Management Controller Firmware by Netapp

Product Information
Vendor Netapp
Product Solidfire Baseboard Management Controller Firmware
Version -
cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

A700S Firmware by Netapp

Product Information
Vendor Netapp
Product A700S Firmware
Version -
cpe:2.3:o:netapp:a700s_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
http://packetstormsecurity.com/files/160681/Linux-TIOCSPGRP…
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/160681/Linux-TIOCSPGRP-Broken-Locking.html
http://packetstormsecurity.com/files/164950/Kernel-Live-Pat…
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-L…
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/li…
Patch Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5…
https://lists.debian.org/debian-lts-announce/2021/02/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
https://lists.debian.org/debian-lts-announce/2021/03/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://security.netapp.com/advisory/ntap-20210122-0001/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210122-0001/
https://www.debian.org/security/2021/dsa-4843
Third Party Advisory
https://www.debian.org/security/2021/dsa-4843
https://www.oracle.com/security-alerts/cpuoct2021.html
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html
http://www.openwall.com/lists/oss-security/2020/12/10/1
Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/12/10/1
http://packetstormsecurity.com/files/160681/Linux-TIOCSPGRP…
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/160681/Linux-TIOCSPGRP-Broken-Locking.html
http://packetstormsecurity.com/files/164950/Kernel-Live-Pat…
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-L…
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/li…
Patch Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5…
https://lists.debian.org/debian-lts-announce/2021/02/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
https://lists.debian.org/debian-lts-announce/2021/03/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://security.netapp.com/advisory/ntap-20210122-0001/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210122-0001/
https://www.debian.org/security/2021/dsa-4843
Third Party Advisory
https://www.debian.org/security/2021/dsa-4843
https://www.oracle.com/security-alerts/cpuoct2021.html
Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html
http://www.openwall.com/lists/oss-security/2020/12/10/1
Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/12/10/1