CVE-2023-25281: dlink dir-820l_firmware Out-of-bounds Write
Analyzed
Published 16-03-2023Last modified 26-02-2025
Vulnerability summary
CVE-2023-25281 is a high (CVSS 7.5) Out-of-bounds Write vulnerability in dlink dir-820l_firmware. EPSS estimates a 1.07% chance of exploitation in the next 30 days, higher than 64.6% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
1.07%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1github
Timeline
- 16-03-2023PublishedVulnerability first disclosed.
- 26-02-2025Last modifiedVulnerability information updated.
Description
A stack overflow vulnerability exists in pingV4Msg component in D-Link DIR820LA1_FW105B03, allows attackers to cause a denial of service via the nextPage parameter to ping.ccp.
CVSS metrics
1 score · 1 source · 1 versionHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
EPSS trend
Probability
1.07%
Chance of exploitation in the next 30 days
Percentile
65%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.07% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundD Link Vuln
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Dlink1 product
- dir-820l_firmware1.05b03
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%20cancelPingExploitThird Party Advisory