Description
A vulnerability has been found in D-Link DIR-822A A_101. Affected is the function tunnel_set_params of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
Published: 2026-09-08
Score: 9.4 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 08 Sep 2026 01:45:00 +0000

Type Values Removed Values Added
Description A vulnerability has been found in D-Link DIR-822A A_101. Affected is the function tunnel_set_params of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
Title D-Link DIR-822A L2TP Control Message tunnel_set_params out-of-bounds write
First Time appeared D-link
D-link dir-822a
Weaknesses CWE-119
CWE-787
CPEs cpe:2.3:h:d-link:dir-822a:*:*:*:*:*:*:*:*
Vendors & Products D-link
D-link dir-822a
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 9.9, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P'}

Subscriptions

D-link Dir-822a
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-08T01:15:08.964Z

Reserved: 2026-09-07T18:44:07.199Z

Link: CVE-2026-86510

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-119

    Improper Restriction of Operations within the Bounds of a Memory Buffer

  • CWE-787

    Out-of-bounds Write