CVE-2025-55602: dlink dir-619l_firmware Out-of-bounds Write
CVSS: 9.8v3.1CriticalAnalyzed
Published 22-08-2025Last modified 26-08-2025
Vulnerability summary
CVE-2025-55602 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in dlink dir-619l_firmware. EPSS estimates a 0.51% chance of exploitation in the next 30 days, higher than 42.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)EPSS score
0.51%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 22-08-2025PublishedVulnerability first disclosed.
- 26-08-2025Last modifiedVulnerability information updated.
Description
D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formSysCmd function via the submit-url parameter.
CVSS metrics
2 scores · 2 sources · 1 versionCritical 9.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 7.5–9.8
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.51%
Chance of exploitation in the next 30 days
Percentile
42%
Versus all other CVEs
30-day change
0.00 pp
From 0.51% on 19-09-2026
19-09-202619-10-2026
EPSS score0.51%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundMy Vuln
Maturity: poc
Weaknesses
CWE · root cause- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
Affected systems
Dlink1 product
- dir-619l_firmware2.06b01
1 vendor · 1 product
References
2 links- www.dlink.com/en/security-bulletin/Vendor Advisory