CVE-2020-10063 Remote Denial of Service in CoAP Option Parsing Due To Integer Overflow
Remote attackers can cause denial of service in Zephyr RTOS by sending malicious CoAP packets that trigger an integer overflow during option parsing.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-10063?
CVE-2020-10063 is a medium-severity vulnerability in Zephyrproject Zephyr, published on 5 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A remote adversary with the ability to send arbitrary CoAP packets to be parsed by Zephyr is able to cause a denial of service. This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.
Weakness: CWE-190
Which versions are affected by CVE-2020-10063?
It affects 1 product.
Products include Zephyrproject Zephyr.
How do I fix CVE-2020-10063?
No fix has been published for CVE-2020-10063 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-10063 being exploited?
There is no known exploitation of CVE-2020-10063 in the wild and no public exploit code.
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- CVE-2022-3806 Bluetooth HCI Error Handling Double Free
- CVE-2017-14199 Memory corruption in getaddrinfo
- CVE-2018-1000800 Null dereference in n/a
- CVE-2021-3329 DOS: Incorrect handling of the initial HCI ACL_MTU handshake packet leads to crash of bluetooth host layer
Sources
Also known as GHSA-x97p-2r85-4gq4.