CVEvulnerability
CVE-2022-43391
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-01-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-120
Description
A buffer overflow vulnerability in the parameter of the CGI program in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to cause denial-of-service (DoS) conditions by sending a crafted HTTP request.
Affected configurations
• zyxel lte3301-plus firmware
• zyxel lte5388-m804 firmware
• zyxel lte5398-m904 firmware
• zyxel lte7240-m403 firmware
• zyxel lte7461-m602 firmware
• zyxel lte7480-m804 firmware (< 1.00\(abra.6\)c0)
• zyxel lte7480-s905 firmware
• zyxel lte7485-s905 firmware
• zyxel lte7490-m904 firmware (< 1.00\(abqy.5\)c0)
• zyxel nebula lte3301-plus firmware (< 1.15\(acca.3\)c0)
• zyxel nebula lte7461-m602 firmware (< 1.15\(acev.3\)c0)
• zyxel nebula nr5101 firmware (< 1.15\(accg.3\)c0)
• zyxel nebula nr7101 firmware (< 1.15\(accc.3\)c0)
• zyxel nr5101 firmware (< 1.00\(abvc.6\)c0)
• zyxel nr7101 firmware (< 1.00\(abuv.7\)c0)
• zyxel nr7102 firmware (< 1.00\(abyd.2\)c0)
• zyxel dx3301-t0 firmware
• zyxel dx4510-b1 firmware
• zyxel dx5401-b0 firmware
• zyxel emg3525-t50b firmware
• zyxel emg5523-t50b firmware
• zyxel emg5723-t50k firmware
• zyxel ex3301-t0 firmware
• zyxel ex3510-b0 firmware (< 5.17\(abup.7\)c0)
• zyxel ex5401-b0 firmware
• zyxel ex5501-b0 firmware
• zyxel ex5510-b0 firmware (< 5.17\(abqx.7\)c0)
• zyxel ex5512-t0 firmware
• zyxel ex5600-t1 firmware
• zyxel ex5601-t0 firmware
• zyxel ex5601-t1 firmware
• zyxel vmg3927-t50k firmware
• zyxel vmg4005-b50a firmware
• zyxel vmg4005-b60a firmware
• zyxel vmg8623-t50b firmware
• zyxel vmg8825-t50k firmware
• zyxel ax7501-b0 firmware
• zyxel pm3100-t0 firmware
• zyxel pm5100-t0 firmware
• zyxel pm7300-t0 firmware
• zyxel pm7320-b0 firmware
• zyxel pmg5317-t20b firmware
• zyxel pmg5617-t20b2 firmware
• zyxel pmg5617ga firmware
• zyxel pmg5622ga firmware
• zyxel wx3100-t0 firmware
• zyxel wx3401-b0 firmware
• zyxel wx5600-t0 firmware
Related
Weakness · CWE (1)
- CWE-120 Buffer Copy without Checking Size of Input weakness
References
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders Vendor Advisory
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders Vendor Advisory