synced 1 MIN AGO
01 Record

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

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
2.13% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 81.9% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-12-15 19:27Z5 YR AGO
Last updated
2024-08-04 15:40Z2 YR AGO
Reserved
2020-09-18
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-20Improper Input ValidationClass
  • CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
Data version
5.1
Document digest
606168272c1b898e81cb81e7acdca2553cbb112efd12343e273a8ada6c3a5901

05 Affected products

VendorProductVersionsPlatforms
dlinkdsr-1000Not specified—
dlinkdsr-1000_firmwareNot specified—
dlinkdsr-1000acNot specified—
dlinkdsr-1000ac_firmwareNot specified—
dlinkdsr-1000nNot specified—
dlinkdsr-1000n_firmwareNot specified—
dlinkdsr-150Not specified—
dlinkdsr-150_firmwareNot specified—
dlinkdsr-150nNot specified—
dlinkdsr-150n_firmwareNot specified—
dlinkdsr-250Not specified—
dlinkdsr-250_firmwareNot specified—
dlinkdsr-250nNot specified—
dlinkdsr-250n_firmwareNot specified—
dlinkdsr-500Not specified—
dlinkdsr-500_firmwareNot specified—
dlinkdsr-500acNot specified—
dlinkdsr-500ac_firmwareNot specified—
dlinkdsr-500nNot specified—
dlinkdsr-500n_firmwareNot specified—

06 References