CVE-2022-26414

mediumpriority · track · 22EPSS 0.002 · 11 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.21% (11th) EPSS

CVSS 4.9 · medium

Is it mine?

33 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

6.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.9mediumAV:L/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 6.9

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.16mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:Hsecondary · ENISA EU

v3.16mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:Hsecondary · security@zyxel.com.twexploitability 0.8 · impact 5.2

v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-120USprimary

affected products (33)

Products and version ranges known to be affected.

Zyxel VMG3312-T20A firmware≤ V5.30(ABFX.5)C0enisa_euvdEU
zyxel ax7501-b0 firmware< 5.17\(abpc.1\)c0nvdUScpe:2.3:o:zyxel:ax7501-b0_firmware:*:*:*:*:*:*:*:*
zyxel dx5401-b0 firmware< 5.17\(abyo.1\)c0nvdUScpe:2.3:o:zyxel:dx5401-b0_firmware:*:*:*:*:*:*:*:*
zyxel emg3525-t50b firmware< 5.50\(abpm.6\)c0nvdUScpe:2.3:o:zyxel:emg3525-t50b_firmware:*:*:*:*:*:*:*:*
zyxel emg5523-t50b firmware< 5.50\(abpm.6\)c0nvdUScpe:2.3:o:zyxel:emg5523-t50b_firmware:*:*:*:*:*:*:*:*
zyxel emg5723-t50k firmware< 5.50\(abom.7\)c0nvdUScpe:2.3:o:zyxel:emg5723-t50k_firmware:*:*:*:*:*:*:*:*
zyxel emg6726-b10a firmware< 5.13\(abnp.7\)c0nvdUScpe:2.3:o:zyxel:emg6726-b10a_firmware:*:*:*:*:*:*:*:*
zyxel ep240p firmware< 5.40\(abh.0\)c0nvdUScpe:2.3:o:zyxel:ep240p_firmware:*:*:*:*:*:*:*:*
zyxel ex3510-b0 firmware< 5.17\(abup.4\)c1nvdUScpe:2.3:o:zyxel:ex3510-b0_firmware:*:*:*:*:*:*:*:*
zyxel ex5401-b0 firmware< 5.17\(abyo.1\)c0nvdUScpe:2.3:o:zyxel:ex5401-b0_firmware:*:*:*:*:*:*:*:*
zyxel ex5501-b0 firmware< 5.17\(abry.2\)c0nvdUScpe:2.3:o:zyxel:ex5501-b0_firmware:*:*:*:*:*:*:*:*
zyxel pm7300-t0 firmware< 5.42\(acbc.1\)c0nvdUScpe:2.3:o:zyxel:pm7300-t0_firmware:*:*:*:*:*:*:*:*
zyxel pmg5317-t20b firmware< 5.40\(abki.4\)c0nvdUScpe:2.3:o:zyxel:pmg5317-t20b_firmware:*:*:*:*:*:*:*:*
zyxel pmg5617-t20b2 firmware< 5.41\(acbb.1\)c0nvdUScpe:2.3:o:zyxel:pmg5617-t20b2_firmware:*:*:*:*:*:*:*:*
zyxel pmg5617ga firmware< 5.40\(abna.2\)c0nvdUScpe:2.3:o:zyxel:pmg5617ga_firmware:*:*:*:*:*:*:*:*
zyxel pmg5622ga firmware< 5.40\(abnb.2\)c0nvdUScpe:2.3:o:zyxel:pmg5622ga_firmware:*:*:*:*:*:*:*:*
zyxel px7501-b0 firmware< 5.17\(abpc.1\)c0nvdUScpe:2.3:o:zyxel:px7501-b0_firmware:*:*:*:*:*:*:*:*
zyxel vmg1312-t20b firmware< 5.50\(absb.5\)c0nvdUScpe:2.3:o:zyxel:vmg1312-t20b_firmware:*:*:*:*:*:*:*:*
zyxel vmg3312-t20a firmware= 5.30(abfx.5)c0nvdUScpe:2.3:o:zyxel:vmg3312-t20a_firmware:*:*:*:*:*:*:*:*
zyxel vmg3625-t50b firmware< 5.50\(abpm.6\)c0nvdUScpe:2.3:o:zyxel:vmg3625-t50b_firmware:*:*:*:*:*:*:*:*

showing 20 of 33

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2022-04-11modified 2026-06-17

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references (4)

External citations — patches, advisories, analysis.

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