CVE-2021-29219

Local memory corruption via undisclosed buffer overflow

Published Feb 4, 2022 · Updated Aug 3, 2024

Local buffer overflow in HPE FlexNetwork 5130 EI Switch Series before 5130_EI_7.10.R3507P02 allows local users to corrupt memory. HPE has not disclosed the affected function, input, buffer-copy operation, or whether the overflow causes a crash or code execution. Exploitation requires low-privileged local access, high complexity, and user interaction; no consequence beyond memory corruption is published.

CVSS severity4.2
Medium
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Local buffer overflow in HPE FlexNetwork 5130 EI Switch Series before 5130_EI_7.10.R3507P02 allows local users to corrupt memory. HPE has not disclosed the affected function, input, buffer-copy operation, or whether the overflow causes a crash or code execution. Exploitation requires low-privileged local access, high complexity, and user interaction; no consequence beyond memory corruption is published.

The record

CVE
CVE-2021-29219
Published
Feb 4, 2022
Updated
Aug 3, 2024
Vendor
Hewlett Packard Enterprise (HPE)
Product
HPE FlexNetwork 5130 EI Switch Series
Classifications
CWE-120
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 4, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=Prior to 5130_EI_7.10.R3507P02

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Hewlett Packard Enterprise (HPE) · HPE FlexNetwork 5130 EI Switch Seriesversion=Prior to 5130_EI_7.10.R3507P02

Published CVSS scores

3.5Hewlett Packard EnterpriseAV:L/AC:H/Au:S/C:P/I:P/A:P
4.2Hewlett Packard EnterpriseCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6NIST NVDAV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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