CVE-2020-24377
CRITICALCVSS 9.6/10EPSS 1.19%
Last modified
CVE-2020-24377 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. A DNS rebinding vulnerability in the Freebox OS web interface in Freebox Server before 4.2.3.. EPSS estimates a 1.19% chance of exploitation in the next 30 days.
Description
A DNS rebinding vulnerability in the Freebox OS web interface in Freebox Server before 4.2.3.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Free | Freebox Revolution Firmware | < 4.2.3 |
| Free | Freebox Mini Firmware | < 4.2.3 |
| Free | Freebox One Firmware | < 4.2.3 |
| Free | Freebox Delta Firmware | < 4.2.3 |
| Free | Freebox Pop Firmware | < 4.2.3 |
References
- https://dev.freebox.fr/blog/?p=10222Vendor Advisory
- https://www.gabriel.urdhr.fr/2020/09/23/dns-rebinding-freebox/Exploit, Third Party Advisory
- https://dev.freebox.fr/blog/?p=10222Vendor Advisory
- https://www.gabriel.urdhr.fr/2020/09/23/dns-rebinding-freebox/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-24377?
A DNS rebinding vulnerability in the Freebox OS web interface in Freebox Server before 4.2.3.
How severe is CVE-2020-24377?
CVE-2020-24377 has a CVSS score of 9.6/10 (CRITICAL severity). The EPSS model estimates a 1.19% probability of exploitation in the next 30 days.
How do I fix CVE-2020-24377?
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.
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 2020
- CVE-2020-24371lgc.c in Lua 5.4.0 mishandles the interaction between barrie…5.3
- CVE-2020-24372LuaJIT through 2.1.0-beta3 has an out-of-bounds read in lj_e…7.5
- CVE-2020-24373A CSRF vulnerability in the UPnP MediaServer implementation …8.8
- CVE-2020-24374A DNS rebinding vulnerability in Freebox v5 before 1.5.29.9.6
- CVE-2020-24375A DNS rebinding vulnerability in the UPnP MediaServer implem…6.5
- CVE-2020-24376A DNS rebinding vulnerability in the UPnP IGD implementation…9.6
- CVE-2020-24379WebDAV implementation in Yaws web server versions 1.81 to 2.…9.8
- CVE-2020-24381GUnet Open eClass Platform (aka openeclass) before 3.11 migh…7.5
- CVE-2020-24383An issue was discovered in FNET through 4.6.4. The code for …9.1
- CVE-2020-24384A10 Networks ACOS and aGalaxy management Graphical User Inte…9.8
- CVE-2020-24385In MidnightBSD before 1.2.6 and 1.3 before August 2020, and …5.5
- CVE-2020-24386An issue was discovered in Dovecot before 2.3.13. By using I…6.8
Are you affected by CVE-2020-24377?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST