Medium severity · published Sep 24, 2024
CVE-2024-38267
An improper restriction of operations within the bounds of a memory buffer in the IPv6 address parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could…
4.9
CVSS
0.4%
EPSS
No
On KEV
Description
An improper restriction of operations within the bounds of a memory buffer in the IPv6 address parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated attacker with administrator privileges to cause potential memory corruptions, resulting in a thread crash on an affected device.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Ax7501-b1 Firmware · Zyxel
before 5.17\(abpc.5.2\)c0 · source: NVD
DF
Dx3300-t0 Firmware · Zyxel
before 5.50\(abvy.5.3\)c0 · source: NVD
DF
Dx3300-t1 Firmware · Zyxel
before 5.50\(abvy.5.3\)c0 · source: NVD
DF
Dx3301-t0 Firmware · Zyxel
before 5.50\(abvy.5.3\)c0 · source: NVD
DF
Dx4510-b0 Firmware · Zyxel
before 5.17\(abyl.7\)c0 · source: NVD
DF
Dx4510-b1 Firmware · Zyxel
before 5.17\(abyl.7\)c0 · source: NVD
DF
Dx5401-b0 Firmware · Zyxel
before 5.17\(abyo.6.2\)c0 · source: NVD
DF
Dx5401-b1 Firmware · Zyxel
before 5.17\(abyo.6.2\)c0 · source: NVD
EF
Emg3525-t50b Firmware · Zyxel
before 5.50\(abpm.9.2\)c0 · source: NVD
EF
Emg5523-t50b Firmware · Zyxel
before 5.50\(abpm.9.2\)c0 · source: NVD
EF
Emg5723-t50k Firmware · Zyxel
before 5.50\(abom.8.4\)c0 · source: NVD
EF
Ex3300-t0 Firmware · Zyxel
before 5.50\(abvy.5.3\)c0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-38267
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-38267
Vendor Advisory
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-memory-corruption-vulnerabilities-in-some-dsl-ethernet-cpe-fiber-ont-wifi-extender-and-security-router-versions-09-24-2024
More from Ax7501-b1 Firmware
8.8
CVE-2025-13943
A post-authentication command injection vulnerability in the log file download function of the Zyxel EX3301-T0 firmware versions through 5.50(ABVY.7)C0 could allow an…
8.8
CVE-2025-8693
A post-authentication command injection vulnerability in the "priv" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated…
7.5
CVE-2025-6599
An uncontrolled resource consumption vulnerability in the web server of Zyxel DX3301-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an attacker to perform…
7.5
CVE-2024-8748
A buffer overflow vulnerability in the packet parser of the third-party library "libclinkc" in Zyxel VMG8825-T50K firmware versions through V5.50(ABOM.8.4)C0 could allow an…
7.5
CVE-2024-5412
A buffer overflow vulnerability in the library "libclinkc" of the Zyxel VMG8825-T50K firmware version 5.50(ABOM.8)C0 could allow an unauthenticated attacker to cause denial of…