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CVE-2024-0816

17
FAUCET Score

CVE-2024-0816 is a medium-severity buffer overflow vulnerability affecting Zyxel DX3300-T1 firmware version V5.50(ABVY.4)C0. An authenticated local attacker can trigger a Denial of Service (DoS) by executing a crafted CLI command. The vulnerability has a CVSS score of 5.5, indicating a low attack complexity and requiring local access and authentication, with the primary impact being availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.00\(abwf.3\)c0CPE matchmatch criteria
cpe:2.3:o:zyxel:lte3202-m437_firmware:1.00\(abwf.3\)c0:*:*:*:*:*:*:*
1.00\(abqu.5\)c0CPE matchmatch criteria
cpe:2.3:o:zyxel:lte3301-plus_firmware:1.00\(abqu.5\)c0:*:*:*:*:*:*:*
1.00\(absq.4\)c0CPE matchmatch criteria
cpe:2.3:o:zyxel:lte5388-m804_firmware:1.00\(absq.4\)c0:*:*:*:*:*:*:*
1.00\(abq.4\)c0CPE matchmatch criteria
cpe:2.3:o:zyxel:lte5398-m904_firmware:1.00\(abq.4\)c0:*:*:*:*:*:*:*
2.00\(abmg.7\)c0CPE matchmatch criteria
cpe:2.3:o:zyxel:lte7240-m403_firmware:2.00\(abmg.7\)c0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.14%
Probability of exploitation in next 30 days
EPSS Percentile
4.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0014 is in the 26th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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

zyxel.com / global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerabilities-in-some-5g-nr-4g-lte-cpe-dsl-ethernet-cpe-fiber-ont-wifi-extender-and-home-router-devices-05-21-2024
Vendor Advisory