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CVE-2020-25759

26
FAUCET Score

CVE-2020-25759 is a high-severity vulnerability affecting D-Link DSR-250 3.17 devices, specifically within the Unified Services Router web interface. It allows an authenticated attacker to execute arbitrary commands due to insufficient input validation in multipart HTTP POST requests. With a CVSS score of 8.8, this vulnerability presents a significant risk, enabling full compromise of confidentiality, integrity, and availability with low attack complexity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.17CPE matchmatch criteria
cpe:2.3:o:dlink:dsr-150_firmware:*:*:*:*:*:*:*:*
<= 3.17CPE matchmatch criteria
cpe:2.3:o:dlink:dsr-150n_firmware:*:*:*:*:*:*:*:*
<= 3.17CPE matchmatch criteria
cpe:2.3:o:dlink:dsr-250_firmware:*:*:*:*:*:*:*:*
<= 3.17CPE matchmatch criteria
cpe:2.3:o:dlink:dsr-250n_firmware:*:*:*:*:*:*:*:*
<= 3.17CPE matchmatch criteria
cpe:2.3:o:dlink:dsr-500_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.27%
Probability of exploitation in next 30 days
EPSS Percentile
81.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0227 is in the 80th percentile among its peer group of 17,823 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

supportannouncement.us.dlink.com / announcement/publication.aspx
Vendor Advisory
digitaldefense.com / news/zero-day-vuln-d-link-vpn-routers
Third Party Advisory
dlink.com / en/security-bulletin
Vendor Advisory