D-Link DIR-823G A1 v1.0.2B05 was discovered to contain a buffer overflow in the FillMacCloneMac parameter in the /EXCU_SHELL endpoint
Published Oct 22, 2025
7.5
HIGHCVSS 3.1
EPSS 0.62%
Description
D-Link DIR-823G A1 v1.0.2B05 was discovered to contain a buffer overflow in the FillMacCloneMac parameter in the /EXCU_SHELL endpoint. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
Affected products
No data.
- 1.0.2b05
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Oct 23, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2025–2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.62% (0.00622) | 47.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.50% (0.00501) | 38.68th | v5 (v2026.06.15) |
| Oct 23, 2025 | 0.02% (0.00018) | 3.41th | v4 (v2025.03.14) |
References (2)
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/DIR823G/FillMacCloneMac/FillMacCloneMac.md exploitThird Party Advisory
- https://www.dlink.com/en/security-bulletin/ Vendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/DIR823G/FillMacCloneMac/FillMacCloneMac.md | exploitThird Party Advisory | |
| https://www.dlink.com/en/security-bulletin/ | Vendor Advisory |
Change history (0)
No recorded changes yet.