Home/CVE/An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.
CVE

CVE-2021-29999

An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.

An issue was discovered in Wind River VxWorks through 6.8. There is a possible stack overflow in dhcp server.

CRITICAL · CVSS 9.8 EPSS 0.00779
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

1
windriver vxworks<= 6.8
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Apr 2021 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2025-icsa-25-058-01
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support2.windriver.com/index.php?page=security-noticesVendor Advisory
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