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CVE-2020-22284

Published: Jul 22, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-120
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.2%
Top 36.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A buffer overflow vulnerability in the zepif_linkoutput() function of Free Software Foundation lwIP git head version and version 2.1.2 allows attackers to access sensitive information via a crafted 6LoWPAN packet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-120

Affected Products

lwiplwip project
Library
OSS Libraries / generic-library
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
lwIPAdam Dunkels
Library
OSS Libraries / generic-library
n/an/a
lwip projectoss-projectOSS Librariesaka lwip
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
adam dunkelsindividual-devOSS Librariesaka uip, lwip, lwip

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

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://savannah.nongnu.org/bugs/index.php?58554
savannah.nongnu.org
https://git.savannah.nongnu.org/cgit/lwip.git/commit/?id=8363c24e45a32728e385cfc2c3c36d88a8a9e70b
git.savannah.nongnu.org
https://nvd.nist.gov/vuln/detail/CVE-2020-22284
nvd.nist.gov
and 2 more references View all →

Timeline

Published
Jul 22, 2021
Last Updated
Nov 21, 2024

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