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Vulnerability record · CVE-2024-7830 · published 15 August 2024

CVE-2024-7830: Dlink dns-120 firmware classic buffer overflow vulnerability

Dlink · Dns 120 Firmware

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20240814. Affected is the function cgi_move_photo of the file /cgi-bin/photocenter_mgr.cgi. The manipulation of the argument photo_name leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed that the product is end-of-life. It should be retired and replaced.

8.7 CVSS 4.0 High EPSS 1.8% · top 22.1% CWE-120 · Classic buffer overflow
8.7CVSS 4.0 base score, v2 9.0
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
20Affected product versions listed by NVD
5References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20240814. Affected is the function cgi_move_photo of the file /cgi-bin/photocenter_mgr.cgi. The manipulation of the argument photo_name leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed that the product is end-of-life. It should be retired and replaced.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

20 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/BuaaIOTTeam/Iot_Dlink_NAS/blob/main/DNS_cgi_move_photo.md Exploit
https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10383 Vendor Advisory
https://vuldb.com/?ctiid.274728 Permissions RequiredVDB Entry
https://vuldb.com/?id.274728 Permissions RequiredThird Party AdvisoryVDB Entry
https://vuldb.com/?submit.390118 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-7830), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.