CVE-2020-25757

A lack of input validation and access controls in Lua CGIs on D-Link DSR VPN routers may result in arbitrary input being passed to system command APIs, resulting in arbitrary command execution with root privileges. This affects DSR-150, DSR-250, DSR-500, and DSR-1000AC with firmware 3.14 and 3.17.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 65%
VendorProductVersion
dlinkdsr-150_firmware
𝑥
≤ 3.17
dlinkdsr-150n_firmware
𝑥
≤ 3.17
dlinkdsr-250_firmware
𝑥
≤ 3.17
dlinkdsr-250n_firmware
𝑥
≤ 3.17
dlinkdsr-500_firmware
𝑥
≤ 3.17
dlinkdsr-500n_firmware
*
dlinkdsr-500ac_firmware
𝑥
≤ 3.17
dlinkdsr-1000_firmware
𝑥
≤ 3.17
dlinkdsr-1000n_firmware
𝑥
≤ 3.17
dlinkdsr-1000ac_firmware
𝑥
≤ 3.17
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10195
https://www.digitaldefense.com/news/zero-day-vuln-d-link-vpn-routers/
https://www.dlink.com/en/security-bulletin
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10195
https://www.digitaldefense.com/news/zero-day-vuln-d-link-vpn-routers/
https://www.dlink.com/en/security-bulletin