CVE-2020-17528 - CVE House
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Status published Critical CVE-2020-17528

Apache NuttX (incubating) Out of Bound Write from invalid TCP Urgent length

Vulnerability Description

Out-of-bounds Write vulnerability in TCP stack of Apache NuttX (incubating) versions up to and including 9.1.0 and 10.0.0 allows attacker to corrupt memory by supplying arbitrary urgent data pointer offsets within TCP packets including beyond the length of the packet.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Apache NuttX would like to thank Forescout for reporting the issue

References

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Affected Vendor

Apache Software Foundation

View all reports →

Affected Software

Apache NuttX (incubating)
Vulnerable Versions:
unspecified, 10.0.0

Timeline

Official Publish: December 9th, 2020
Last Modified: February 13th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weaknesses (CWE)

CWE-787

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact