high
8
CWE
78 77
Advisory Published
Updated

CVE-2022-26413: OS Command Injection

First published: Mon Apr 11 2022(Updated: )

A command injection vulnerability in the CGI program of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0 could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable device via a LAN interface.

Credit: security@zyxel.com.tw

Affected SoftwareAffected VersionHow to fix
Zyxel VMG3312-T20A firmware=5.30\(abfx.5\)c0
Zyxel VMG3312-T20A firmware
Zyxel EMG3525-T50B Firmware<5.50\(abpm.6\)c0
Zyxel EMG3525-T50B Firmware<5.50\(abpm.6\)c0
Zyxel EMG3525-T50B Firmware
Zyxel EMG5523-T50B<5.50\(abpm.6\)c0
Zyxel EMG5523-T50B<5.50\(abpm.6\)c0
Zyxel EMG5523-T50B Firmware
Zyxel EMG5723-T50K<5.50\(abom.7\)c0
Zyxel EMG5723-T50K Firmware
Zyxel EMG6726-B10A<5.13\(abnp.7\)c0
Zyxel EMG6726-B10A Firmware
Zyxel VMG1312-T20B<5.50\(absb.5\)c0
Zyxel VMG1312-T20B
Zyxel VMG3625-T50B Firmware<5.50\(abpm.6\)c0
Zyxel VMG3625-T50B firmware
Zyxel XMG3927-B50A<5.17\(abmt.6\)c0
Zyxel XMG3927-B50A
Zyxel VMG3927-B50B<5.13\(ably.7\)c0
Zyxel VMG3927-B50B Firmware
Zyxel VMG3927-B60A<5.17\(abmt.6\)c0
Zyxel VMG3927-B60A Firmware
Zyxel VMG3927-T50K<5.50\(abom.7\)c0
Zyxel VMG3927-T50K Firmware
Zyxel VMG4927-B50A Firmware<5.13\(ably.7\)c0
Zyxel VMG4927-B50A Firmware
Zyxel VMG8623-T50B<5.50\(abpm.6\)c0
Zyxel VMG8623-T50B Firmware
Zyxel Xmg8825-b50a Firmware<5.17\(abmt.6\)c0
Zyxel XMG8825-B50A Firmware
Zyxel VMG8825-B50B<5.17\(abny.7\)c0
Zyxel VMG8825-B50B
Zyxel VMG8825-T50K<5.50\(abom.7\)c0
Zyxel VMG8825-T50K firmware
Zyxel Vmg8825-B60A<5.17\(abmt.6\)c0
Zyxel VMG8825-B60A
Zyxel VMG8825-B60B<5.17\(abny.7\)c0
Zyxel VMG8825-B60B Firmware
Zyxel XMG3927-B50A<5.17\(abmt.6\)c0
Zyxel XMG3927-B50A
Zyxel XMG8825-B50A Firmware<5.17\(abmt.6\)c0
Zyxel XMG8825-B50A Firmware
Zyxel DX5401-B0<5.17\(abyo.1\)c0
Zyxel DX5401-B0 firmware
Zyxel Ex3510 Firmware<5.17\(abup.4\)c1
Zyxel Ex3510-B0 Firmware
Zyxel Ex5401-B0<5.17\(abyo.1\)c0
Zyxel Ex5401-B0
Zyxel Ex5501-b0<5.17\(abry.2\)c0
Zyxel EX5501-B0
Zyxel AX7501-B0<5.17\(abpc.1\)c0
Zyxel AX7501-B0 firmware
Zyxel EP240P<5.40\(abh.0\)c0
Zyxel EP240P
Zyxel PM7300-T0 Firmware<5.42\(acbc.1\)c0
Zyxel Pm7300-t0 Firmware
Zyxel PMG5317-T20B<5.40\(abki.4\)c0
Zyxel PMG5317-T20B Firmware
Zyxel PMG5617GA<5.40\(abna.2\)c0
Zyxel PMG5617GA Firmware
Zyxel PMG5617-T20B2<5.41\(acbb.1\)c0
Zyxel PMG5617-T20B2 Firmware
Zyxel PMG5622GA<5.40\(abnb.2\)c0
Zyxel PMG5622GA Firmware
Zyxel Px7501-B0 Firmware<5.17\(abpc.1\)c0
Zyxel Px7501-B0 Firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2022-26413?

    CVE-2022-26413 has a high severity rating due to its potential to allow local authenticated attackers to execute arbitrary OS commands.

  • How do I fix CVE-2022-26413?

    To fix CVE-2022-26413, it is recommended to update the Zyxel VMG3312-T20A firmware to a version that is not vulnerable.

  • What devices are affected by CVE-2022-26413?

    CVE-2022-26413 specifically affects Zyxel VMG3312-T20A devices running firmware version 5.30(ABFX.5)C0.

  • Can I exploit CVE-2022-26413 remotely?

    No, CVE-2022-26413 requires local authenticated access to exploit the vulnerability.

  • What types of attacks can be performed using CVE-2022-26413?

    CVE-2022-26413 allows attackers to execute arbitrary OS commands on the affected device, which could lead to further system compromise.

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