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.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
Сообщество свободного программного обеспечения
oss-projectaka fsf
Adam Dunkels
individual-devaka lwip, uip
lwip project
oss-projectaka lwip
and 1 more affected products View all →
Exploitability
Official Patch Available
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
References
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
https://savannah.nongnu.org/bugs/index.php?58554
savannah.nongnu.org
and 2 more references View all →
Unlock Complete Vulnerability Intelligence
Get the full picture for CVE-2020-22284 and every CVE in our database. Create a free account — no credit card required.
Create Free AccountPlain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows