CVE-2024-7830
D-Link
- Published
- 15 August 2024
- Last modified
- 17 June 2026
- CVSS
- 8.7 v4.0
- Severity
- high
- EPSS
- 1.8% (77th pct)
- CISA KEV
- Not listed
- NVD status
- Analyzed
- Weaknesses
- CWE-120
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:X/V:X/RE:X/U:X
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.
Exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 1.8% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| DNR-202L | D-Link | unknown | <= 2026-02-05 |
| DNR-322L | D-Link | unknown | <= 2.60b15 |
| DNR-326 | D-Link | unknown | <= 1.40b03, <= 2026-02-05 |
References
Vendor advisory and patch
- https://github.com/BuaaIOTTeam/Iot_Dlink_NAS/blob/main/DNS_cgi_move_photo.md exploit
- https://vuldb.com/?ctiid.274728
- https://vuldb.com/?id.274728 third-party
- https://vuldb.com/?submit.390118 third-party
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.