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CVE-2024-39227

26
FAUCET Score

CVE-2024-39227 is a critical vulnerability affecting multiple GL-iNet router models across various firmware versions, including AR750, MT3000, and XE3000. It stems from insecure permissions in the /cgi-bin/glc endpoint, allowing unauthenticated attackers to achieve arbitrary code execution or directory traversal through crafted JSON data. With a CVSS score of 9.8 (Critical), this vulnerability presents a severe risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
4.5.8CPE matchmatch criteria
cpe:2.3:o:gl-inet:mt6000_firmware:4.5.8:*:*:*:*:*:*:*
4.5.16CPE matchmatch criteria
cpe:2.3:o:gl-inet:a1300_firmware:4.5.16:*:*:*:*:*:*:*
4.5.16CPE matchmatch criteria
cpe:2.3:o:gl-inet:x300b_firmware:4.5.16:*:*:*:*:*:*:*
4.5.16CPE matchmatch criteria
cpe:2.3:o:gl-inet:ax1800_firmware:4.5.16:*:*:*:*:*:*:*
4.5.16CPE matchmatch criteria
cpe:2.3:o:gl-inet:axt1800_firmware:4.5.16:*:*:*:*:*:*:*

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
1.19%
Probability of exploitation in next 30 days
EPSS Percentile
64.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0119 is in the 51st percentile among its peer group of 36,862 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 / gl-inet/CVE-issues/blob/main/4.0.0/Access%20to%20the%20C%20library%20without%20logging%20in.md
ExploitThird Party Advisory