CVE-2020-17529

Apache NuttX (incubating) Out of Bound Write from invalid fragmentation offset value specified in the IP header

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 and invalid fragmentation offset value specified in the IP header. This is only impacts builds with both CONFIG_EXPERIMENTAL and CONFIG_NET_TCP_REASSEMBLY build flags enabled.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.57% Top 20%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache NuttX (incubating)
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread.html/r4d71ae3ab96b589835b94ba7ac4cb88a704e7307bceefeab749366f3%40%3Cdev.nuttx.apache.org%3E mailing list vendor advisory
http://www.openwall.com/lists/oss-security/2020/12/09/5 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2020-17529?
CVE-2020-17529 has been scored as a critical severity vulnerability.
How to fix CVE-2020-17529?
To fix CVE-2020-17529, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-17529 being actively exploited in the wild?
It is possible that CVE-2020-17529 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-17529?
CVE-2020-17529 affects Apache Software Foundation Apache NuttX (incubating).
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