medium
6
CWE
120 119
Advisory Published
Updated

CVE-2022-26414: Buffer Overflow

First published: Mon Apr 11 2022(Updated: )

A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker to cause a denial of service.

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 Firmware<5.50\(abom.7\)c0
Zyxel EMG5723-T50K
Zyxel EMG6726-B10A<5.13\(abnp.7\)c0
Zyxel EMG6726-B10A Firmware
Zyxel VMG1312-T20B<5.50\(absb.5\)c0
Zyxel VMG1312-T20B
VMG 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
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<5.17\(abmt.6\)c0
Zyxel XMG8825-B50A
Zyxel DX5401-B0<5.17\(abyo.1\)c0
Zyxel DX5401-B0 firmware
Zyxel Ex3510-b0<5.17\(abup.4\)c1
Zyxel Ex3510-b0 Firmware
Zyxel Ex5401-b0<5.17\(abyo.1\)c0
Zyxel Ex5401-b0 Firmware
Zyxel Ex5501-b0<5.17\(abry.2\)c0
Zyxel Ex5501-b0 Firmware
Zyxel AX7501-B0<5.17\(abpc.1\)c0
Zyxel AX7501-B0 firmware
Zyxel Ep240p Firmware<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-2022-26414?

    CVE-2022-26414 has a severity rating that suggests it can lead to a denial of service if exploited.

  • How do I fix CVE-2022-26414?

    To fix CVE-2022-26414, update the Zyxel VMG3312-T20A firmware to a version that addresses this vulnerability.

  • Who is affected by CVE-2022-26414?

    CVE-2022-26414 primarily affects users of the Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0.

  • Can CVE-2022-26414 be exploited remotely?

    CVE-2022-26414 requires local authenticated access, hence it is not a remote exploitation vulnerability.

  • What are the potential impacts of CVE-2022-26414?

    The potential impact of CVE-2022-26414 includes causing a denial of service on the affected device.

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