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CVE-2025-11846

MEDIUMCVSS 4.9/10EPSS 1.12%

Last modified

CVE-2025-11846 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. A null pointer dereference vulnerability in the account settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.. EPSS estimates a 1.12% chance of exploitation in the next 30 days.

Description

A null pointer dereference vulnerability in the account settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.

Metrics

CVSS 3.1
4.9/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
1.12%

62.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ZyxelLte3301-Plus Firmware< 1.00\(abqu.9\)c0
ZyxelNebula Fwa505 Firmware< 1.60\(acko.2\)v0
ZyxelNebula Fwa510 Firmware< 1.60\(acgd.0\)c0
ZyxelNebula Fwa515 Firmware< 1.60\(acpz.0\)v0
ZyxelNebula Fwa710 Firmware< 1.60\(acgc.1\)v0
ZyxelEe5301-00 Firmware< 5.63\(acld.2.1\)c0
ZyxelEe3301-00 Firmware< 5.63\(acmu.2.1\)c0
ZyxelDx5401-B1 Firmware< 5.17\(abyo.7.1\)c0
ZyxelDx4510-B1 Firmware< 5.17\(abyl.10.1\)c0
ZyxelDx4510-B0 Firmware< 5.17\(abyl.10.1\)c0
ZyxelDx3301-T0 Firmware< 5.50\(abvy.7.1\)c0
ZyxelDx3300-T1 Firmware< 5.50\(abvy.7.1\)c0
ZyxelDx3300-T0 Firmware< 5.50\(abvy.7.1\)c0
ZyxelEe6510-10 Firmware< 5.19\(acjq.4.1\)c0
ZyxelEmg3525-T50b Firmware< 5.50\(abpm.9.7\)c0
ZyxelNebula Lte3301-Plus Firmware< 1.18\(acca.6\)v0
ZyxelEmg5523-T50b Firmware< 5.50\(abpm.9.7\)c0
ZyxelEx2210-T0 Firmware< 5.50\(acdi.2.3\)c0
ZyxelEx3300-T0 Firmware< 5.50\(abvy.7.1\)c0
ZyxelEx3300-T1 Firmware< 5.50\(abvy.7.1\)c0
ZyxelEx3301-T0 Firmware< 5.50\(abvy.7.1\)c0
ZyxelEx3500-T0 Firmware< 5.44\(achr.5.1\)c0
ZyxelEx3501-T0 Firmware< 5.44\(achr.5.1\)c0
ZyxelEx3510-B0 Firmware< 5.17\(abup.15.2\)c0
ZyxelEx3510-B1 Firmware< 5.17\(abup.15.2\)c0
ZyxelEx3600-T0 Firmware< 5.70\(acif.2.1\)c0
ZyxelEx5401-B1 Firmware< 5.17\(abyo.7.1\)c0
ZyxelEx5510-B0 Firmware< 5.17\(abqx.11.1\)c0
ZyxelEx5512-T0 Firmware< 5.70\(aceg.5.3\)c0
ZyxelEx5601-T0 Firmware< 5.70\(acdz.5.1\)c0
ZyxelEx5601-T1 Firmware< 5.70\(acdz.5.1\)c0
ZyxelEx7501-B0 Firmware< 5.18\(achn.3.1\)c0
ZyxelEx7710-B0 Firmware< 5.18\(acak.1.6\)c0
ZyxelGm4100-B0 Firmware< 5.18\(accl.2\)c0
ZyxelPm7500-00 Firmware< 5.61\(ackk.1.2\)c0
ZyxelVmg3625-T50b Firmware< 5.50\(abpm.9.7\)c0
ZyxelVmg4005-B50a Firmware< 5.17\(abqa.3.2\)c0
ZyxelVmg4005-B60a Firmware< 5.17\(abqa.3.2\)c0
ZyxelAx7501-B1 Firmware< 5.17\(abpc.7.1\)c0
ZyxelPe3301-00 Firmware< 5.63\(acmt.2.1\)c0
ZyxelPe5301-01 Firmware< 5.63\(acoj.2.1\)c0
ZyxelPm3100-T0 Firmware< 5.42\(acbf.4.1\)c0
ZyxelPm5100-T0 Firmware< 5.42\(acbf.4.1\)c0
ZyxelPm5100-T1 Firmware< 5.42\(acbf.4.1\)c0
ZyxelPm7300-T0 Firmware< 5.42\(abyy.4.1\)c0
ZyxelPx3321-T1 Firmware< 5.44\(achk.3\)c0
ZyxelPx3321-T1 Firmware< 5.44\(acjb.1.5\)c0
ZyxelPx5301-T0 Firmware< 5.44\(ackb.0.6\)c0
ZyxelScr 50axe Firmware< 1.30\(acgn.0\)c0
ZyxelVmg8623-T50b Firmware< 5.50\(abpm.9.7\)c0

Showing 50 of 55 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-11846?
A null pointer dereference vulnerability in the account settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.
How severe is CVE-2025-11846?
CVE-2025-11846 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 1.12% probability of exploitation in the next 30 days.
How do I fix CVE-2025-11846?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-11846?

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Source: NVD / NIST