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CVE-2021-21777

Published: Jun 17, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-125
NVD MITRE
10.0CVSSCRITICAL
EPSS Score
1.7%
Top 26.3%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available

Description

An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted network request can lead to an out-of-bounds read.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:HI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-125

Affected Products

EIP Stack Groupn/a
openeropener project
On-prem
Enterprise Software / erp
opener projectoss-projectEnterprise Softwareaka openerp, openerp

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

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

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MITRE ATT&CK

1 technique
Collection
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References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1234
talosintelligence.com

Timeline

Published
Jun 17, 2021
Last Updated
Nov 21, 2024

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