CVE-2021-29999
CRITICALCVSS 9.8/10EPSS 1.79%
Last modified
CVE-2021-29999 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.. EPSS estimates a 1.79% chance of exploitation in the next 30 days.
Description
An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Windriver | Vxworks | <= 6.8 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-29999?
An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.
How severe is CVE-2021-29999?
CVE-2021-29999 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.79% probability of exploitation in the next 30 days.
How do I fix CVE-2021-29999?
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 2021
- CVE-2021-29993Firefox for Android allowed navigations through the `intent:…8.1
- CVE-2021-29994Cloudera Hue 4.6.0 allows XSS.6.1
- CVE-2021-29995A Cross Site Request Forgery (CSRF) issue in Server Console …8.8
- CVE-2021-29996Mark Text through 0.16.3 allows attackers arbitrary command …9.6
- CVE-2021-29997An issue was discovered in Wind River VxWorks 7 before 21.03…5.3
- CVE-2021-29998An issue was discovered in Wind River VxWorks before 6.5. Th…9.8
- CVE-2021-30000An issue was discovered in LATRIX 0.6.0. SQL injection in th…9.8
- CVE-2021-30002An issue was discovered in the Linux kernel before 5.11.3 wh…6.2
- CVE-2021-30003An issue was discovered on Nokia G-120W-F 3FE46606AGAB91 dev…4.8
- CVE-2021-30004In wpa_supplicant and hostapd 2.9, forging attacks may occur…5.3
- CVE-2021-30005In JetBrains PyCharm before 2020.3.4, local code execution w…7.8
- CVE-2021-30006In IntelliJ IDEA before 2020.3.3, XXE was possible, leading …7.5
Are you affected by CVE-2021-29999?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST