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Aos Cx Firmware CVE-2021-29149

MEDIUM
2021-07-22 security-alert@hpe.com
6.2
CVSS 3.1 · NVD
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Vulnerability Assessment

Impact

CVSS score of 6.2 (MEDIUM). Attack characteristics: physical attack vector, low complexity, high privileges required, no user interaction not required.

Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.2% exploitation probability (EPSS)

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AnalysisAI

A local bypass security restrictions vulnerability was discovered in Aruba CX 6200F Switch Series, Aruba 6300 Switch Series, Aruba 6400 Switch Series, Aruba 8320 Switch Series, Aruba 8325 Switch. Rated medium severity (CVSS 6.2), this vulnerability is low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

A local bypass security restrictions vulnerability was discovered in Aruba CX 6200F Switch Series, Aruba 6300 Switch Series, Aruba 6400 Switch Series, Aruba 8320 Switch Series, Aruba 8325 Switch Series, Aruba 8400 Switch Series, Aruba CX 8360 Switch Series version(s): Aruba AOS-CX firmware: 10.04.xxxx - versions prior to 10.04.3070, 10.05.xxxx - versions prior to 10.05.0070, 10.06.xxxx - versions prior to 10.06.0110, 10.07.xxxx - versions prior to 10.07.0001. Aruba has released upgrades for Aruba AOS-CX devices that address this security vulnerability. Affected products include: Arubanetworks Aos-Cx Firmware. Version information: prior to 10.04.3070.

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Severity by source

NVD PRIMARY 6.2 MEDIUM
AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Physical
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

A local bypass security restrictions vulnerability was discovered in Aruba CX 6200F Switch Series, Aruba 6300 Switch Series, Aruba 6400 Switch Series, Aruba 8320 Switch Series, Aruba 8325 Switch Series, Aruba 8400 Switch Series, Aruba CX 8360 Switch Series version(s): Aruba AOS-CX firmware: 10.04.xxxx - versions prior to 10.04.3070, 10.05.xxxx - versions prior to 10.05.0070, 10.06.xxxx - versions prior to 10.06.0110, 10.07.xxxx - versions prior to 10.07.0001. Aruba has released upgrades for Aruba AOS-CX devices that address this security vulnerability.

Threat Intelligence Overview

EPSS Score
0.2%
Top 84% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

31
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +31
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:arubanetworks:aos-cx_firmware:*:*:*:*:*:*:*:*
+ 8 more

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