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CVE-2023-31983

42
FAUCET Score

CVE-2023-31983 is a critical command injection vulnerability affecting Edimax Wireless Router N300 Firmware BR-6428NS_v4, allowing unauthenticated attackers to execute arbitrary code remotely via the mp function in /bin/webs. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. While no public exploits, Metasploit modules, or community discussions are currently identified, the absence of active exploitation intelligence does not diminish its inherent severity.

Impacted Technologies

VendorProductVersion(s)CPE
1.10CPE matchmatch criteria
cpe:2.3:o:edimax:br-6428ns_firmware:1.10:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
24.90%
Probability of exploitation in next 30 days
EPSS Percentile
97.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.2490 is in the 95th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / Erebua/CVE/blob/main/N300_BR-6428nS%20V4/2/Readme.md
ExploitThird Party Advisory