Privilege escalation in Zyxel in APs

1) Improper privilege management

EUVDB-ID: #VU94650

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-1575

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges.

The vulnerability exists due to improper privilege management. A remote user can escalate privileges and download the configuration files on the target device.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

NWA50AX: 6.29(ABYW.4)

NWA50AX-PRO: 6.65(ACGE.1)

NWA55AXE: 6.29(ABZL.4)

NWA90AX: 6.29(ACCV.4)

NWA90AX-PRO: 6.65(ACGF.1)

NWA110AX: 6.70(ABTG.2)

NWA210AX: 6.70(ABTD.2)

NWA220AX-6E: 6.70(ACCO.1)

NWA1123ACv3: 6.70(ABVT.1)

WAC500: 6.70(ABVS.1)

WAC500H: 6.70(ABWA.1)

WAX300H: 6.70(ACHF.1)

WAX510D: 6.70(ABTF.2)

WAX610D: 6.70(ABTE.2)

WAX620D-6E: 6.70(ACCN.1)

WAX630S: 6.70(ABZD.2)

WAX640S-6E: 6.70(ACCM.1)

WAX650S: 6.70(ABRM.2)

WAX655E: 6.70(ACDO.1)

WBE660S: 6.70(ACGG.2)

External links

http://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-improper-privilege-management-vulnerability-in-aps-07-23-2024

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.