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CVE-2018-20340
Published: Mar 17, 2019
Modified: Aug 5, 2024
PUBLISHED
Description
Yubico libu2f-host 1.1.6 contains unchecked buffers in devs.c, which could enable a malicious token to exploit a buffer overflow. An attacker could use this to attempt to execute malicious code using a crafted USB device masquerading as a security token on a computer where the affected library is currently in use. It is not possible to perform this attack with a genuine YubiKey.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://seclists.org/bugtraq/2019/Feb/23
x_refsource_MISC
https://www.debian.org/security/2019/dsa-4389
x_refsource_MISC
https://www.yubico.com/support/security-advisories/ysa-2019-01/
x_refsource_CONFIRM
https://developers.yubico.com/libu2f-host/Release_Notes.html
x_refsource_CONFIRM
https://blog.inhq.net/posts/yubico-libu2f-host-vuln-part1/
x_refsource_MISC
GLSA-202004-15
vendor-advisory
x_refsource_GENTOO
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