Buffer overflow in Zyxel Ax7501-B0
CVE-2024-0816
The buffer overflow vulnerability in the DX3300-T1 firmware version V5.50(ABVY.4)C0 could allow an authenticated local attacker to cause denial of service (DoS) conditions by executing the CLI command with crafted strings on an affected device.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.001 (3.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Zyxel Ax7501-B0
- Zyxel Ax7501-B0 Firmware — versions 5.17\(abpc.4\)c0, 5.17(abpc.4)c0
- Zyxel Ax7501-B1
- Zyxel Ax7501-B1 Firmware — versions 5.17\(abpc.4\)c0, 5.17(abpc.4)c0
- Zyxel Dx3300-T1
- Zyxel Dx3300-T1 Firmware — versions V5.50(ABVY.4)C0
- Zyxel Dx3300-T1 Firmware — versions 5.50(aby.4)c0, 5.50\(aby.4\)c0
- Zyxel Dx3301-T0
- Zyxel Dx3301-T0 Firmware — versions 5.50(aby.4)c0, 5.50\(aby.4\)c0
- Zyxel Dx4510
Weakness classification (CWE)
References
- www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2024-0816?
- CVE-2024-0816 is a medium-severity vulnerability in Zyxel Ax7501-B0, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2024-05-21.
- How severe is CVE-2024-0816?
- Medium severity. CVSS v3 base score is 5.5 out of 10.