CVE-2023-39239: ASUS RT-AX55、RT-AX56U_V2、RT-AC86U - Format String - 2
First published: Thu Sep 07 2023(Updated: )
It is identified a format string vulnerability in ASUS RT-AX56U V2’s General function API. This vulnerability is caused by lacking validation for a specific value within its apply.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.
Credit: twcert@cert.org.tw twcert@cert.org.tw
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Asus Rt-ax55 Firmware | =3.0.0.4.386_50460 | |
| ASUS RT-AX55 | ||
| Asus Rt-ax56u V2 Firmware | =3.0.0.4.386_50460 | |
| ASUS RT-AX56U V2 | ||
| Asus Rt-ac86u Firmware | =3.0.0.4_386_51529 | |
| ASUS RT-AC86U | ||
| All of | ||
| Asus Rt-ax55 Firmware | =3.0.0.4.386_50460 | |
| ASUS RT-AX55 | ||
| All of | ||
| Asus Rt-ax56u V2 Firmware | =3.0.0.4.386_50460 | |
| ASUS RT-AX56U V2 | ||
| All of | ||
| Asus Rt-ac86u Firmware | =3.0.0.4_386_51529 | |
| ASUS RT-AC86U |
Remedy
RT-AX55: update to 3.0.0.4.386_51948 RT-AX56U_V2: update to 3.0.0.4.386_51948 RT-AC86U: update to 3.0.0.4.386_51915
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Frequently Asked Questions
What is CVE-2023-39239?
CVE-2023-39239 is a format string vulnerability in ASUS RT-AX56U V2’s General function API.
How does CVE-2023-39239 affect ASUS RT-AX56U V2?
CVE-2023-39239 affects ASUS RT-AX56U V2 by lacking validation for a specific value within its apply.cgi module.
Who can exploit CVE-2023-39239?
An unauthenticated remote attacker can exploit CVE-2023-39239 without privilege.
What is the severity of CVE-2023-39239?
The severity of CVE-2023-39239 is critical (9.8).
Is there a fix available for CVE-2023-39239?
No information about a fix is available at this time.
- collector/nvd-index
- agent/author
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/title
- agent/references
- agent/last-modified-date
- agent/severity
- agent/remedy
- agent/description
- agent/first-publish-date
- agent/event
- collector/epss-latest
- source/FIRST
- agent/epss
- agent/tags
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- vendor/asus
- canonical/asus rt-ax55 firmware
- version/asus rt-ax55 firmware/3.0.0.4.386_50460
- canonical/asus rt-ax55
- canonical/asus rt-ax56u v2 firmware
- version/asus rt-ax56u v2 firmware/3.0.0.4.386_50460
- canonical/asus rt-ax56u v2
- canonical/asus rt-ac86u firmware
- version/asus rt-ac86u firmware/3.0.0.4_386_51529
- canonical/asus rt-ac86u