CVE-2023-39240
Last modified
CVE-2023-39240 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. It is identified a format string vulnerability in ASUS RT-AX56U V2’s iperf client function API. This vulnerability is caused by lacking validation for a specific value within its set_iperf3_cli.cgi module. EPSS estimates a 1.16% chance of exploitation in the next 30 days.
Description
It is identified a format string vulnerability in ASUS RT-AX56U V2’s iperf client function API. This vulnerability is caused by lacking validation for a specific value within its set_iperf3_cli.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Asus | Rt-Ax55 Firmware | 3.0.0.4.386_50460 |
| Asus | Rt-Ax56u V2 Firmware | 3.0.0.4.386_50460 |
| Asus | Rt-Ac86u Firmware | 3.0.0.4_386_51529 |
References
- https://www.twcert.org.tw/tw/cp-132-7356-021bf-1.htmlThird Party Advisory
- https://www.twcert.org.tw/tw/cp-132-7356-021bf-1.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-39240?
How severe is CVE-2023-39240?
How do I fix CVE-2023-39240?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2023
- CVE-2023-39234Multiple out-of-bounds write vulnerabilities exist in the VZ…7.8
- CVE-2023-39235Multiple out-of-bounds write vulnerabilities exist in the VZ…7.8
- CVE-2023-39236 ASUS RT-AC86U Traffic Analyzer - Statistic function has ins…8.8
- CVE-2023-39237 ASUS RT-AC86U Traffic Analyzer - Apps analysis function has…8.8
- CVE-2023-39238 It is identified a format string vulnerability in ASUS RT-A…7.2
- CVE-2023-39239 It is identified a format string vulnerability in ASUS RT-A…7.2
- CVE-2023-39244DELL ESI (Enterprise Storage Integrator) for SAP LAMA, versi…9.8
- CVE-2023-39245 DELL ESI (Enterprise Storage Integrator) for SAP LAMA, vers…9.8
- CVE-2023-39246 Dell Encryption, Dell Endpoint Security Suite Enterprise, a…7.3
- CVE-2023-39248 Dell OS10 Networking Switches running 10.5.2.x and above co…7.5
- CVE-2023-39249 Dell SupportAssist for Business PCs version 3.4.0 contains …5.3
- CVE-2023-39250 Dell Storage Integration Tools for VMware (DSITV) and Del…5.5
Are you affected by CVE-2023-39240?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST