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CVE-2020-27815

Published: May 26, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-119
7.8HIGH
NVD MITRE
EPSS Score
0.8%
Top 47.2%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available
Self-Check
OpenVAS

Description

A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-119CWE-787

Affected Products

netapp
commercial·US
h300s firmware
Hardware Firmware
h500s firmware
Hardware Firmware
h700s firmware
Hardware Firmware
h300e firmware
Hardware Firmware
h500e firmware
Hardware Firmware
h700e firmware
Hardware Firmware
h410s firmware
Hardware Firmware
h410c firmware
Hardware Firmware
linux
oss-projectaka the linux kernel
linux kernelOn-premOS
Operating Systems
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro
and 3 more affected products View all →

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.openwall.com/lists/oss-security/2020/11/30/5
openwall.com
http://www.openwall.com/lists/oss-security/2020/12/28/1
openwall.com
https://www.debian.org/security/2021/dsa-4843
debian.org
and 7 more references View all →

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