CVE-2020-10059 UpdateHub Module Explicitly Disables TLS Verification
The UpdateHub module disables DTLS peer verification, allowing man-in-the-middle attacks despite firmware signature checks.
- 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-2020-10059?
CVE-2020-10059 is a medium-severity vulnerability in Zephyrproject Zephyr, published on 11 May 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The UpdateHub module disables DTLS peer checking, which allows for a man in the middle attack. This is mitigated by firmware images requiring valid signatures. However, there is no benefit to using DTLS without the peer checking. See NCC-ZEP-018 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.
Weakness: CWE-295
Which versions are affected by CVE-2020-10059?
It affects 1 product.
Products include Zephyrproject Zephyr.
How do I fix CVE-2020-10059?
No fix has been published for CVE-2020-10059 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-10059 being exploited?
There is no known exploitation of CVE-2020-10059 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-fhjj-6gr2-w5wg.