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CVE-2020-35508

Published: Mar 26, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-665
NVD MITRE
4.5CVSSMEDIUM
EPSS Score
0.2%
Top 87.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A flaw possibility of race condition and incorrect initialization of the process id was found in the Linux kernel child/parent process identification handling while filtering signal handlers. A local attacker is able to abuse this flaw to bypass checks to send any signal to a privileged process.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-665CWE-362

Affected Products

Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise LinuxRed Hat Inc.
On-premOS
Operating Systems / linux-distro
UbuntuCanonical Ltd.
On-premOS
Operating Systems / linux-distro
IBM Spectrum Protect PlusIBM Corp.
Mixed
Databases / relational
ОС АврораООО "Открытая мобильная платформа"
On-prem
Operating Systems / mobile-os
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
red hat inc.commercialUSOperating Systemsaka red hat
canonical ltd.commercialGBOperating Systemsaka canonical
ibm corp.commercialUSDatabasesaka ibm, ibm corporation
ооо "открытая мобильная платформа"commercialRUOperating Systems
and 20 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://access.redhat.com/security/cve/cve-2020-35508
access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=1902724
bugzilla.redhat.com
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35508
cve.mitre.org
and 23 more references View all →

Timeline

Published
Mar 26, 2021
Last Updated
Nov 21, 2024

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