CVE-2023-25283: dlink dir-820l_firmware Out-of-bounds Write
CVSS: 7.5v3.1HighModified
Published 13-03-2023Last modified 27-02-2025
Vulnerability summary
CVE-2023-25283 is a high (CVSS 7.5) Out-of-bounds Write vulnerability in dlink dir-820l_firmware. EPSS estimates a 1.18% chance of exploitation in the next 30 days, higher than 67.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
1.18%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 13-03-2023PublishedVulnerability first disclosed.
- 27-02-2025Last modifiedVulnerability information updated.
Description
A stack overflow vulnerability in D-Link DIR820LA1_FW106B02 allows attackers to cause a denial of service via the reserveDHCP_HostName_1.1.1.0 parameter to lan.asp.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
1.18%
Chance of exploitation in the next 30 days
Percentile
67%
Versus all other CVEs
30-day change
0.00 pp
From 1.18% on 22-09-2026
22-09-202622-10-2026
EPSS score1.18%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundD Link Vuln
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Dlink1 product
- dir-820l_firmware1.06b02
1 vendor · 1 product
References
2 links- www.dlink.com/en/security-bulletin/Vendor Advisory
- github.com/migraine-sudo/D_Link_Vuln/tree/main/stackoverflow%20%20in%20reserveDHCP_HostName_1.1.1.0ExploitThird Party Advisory