Debian Security Advisory

DLA-2141-1 yubikey-val -- LTS security update

Date Reported:
13 Mar 2020
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2020-10184, CVE-2020-10185.
More information:

The following CVEs were reported against yubikey-val.

  • CVE-2020-10184

    The verify endpoint in YubiKey Validation Server before 2.40 does not check the length of SQL queries, which allows remote attackers to cause a denial of service, aka SQL injection.

  • CVE-2020-10185

    The sync endpoint in YubiKey Validation Server before 2.40 allows remote attackers to replay an OTP.

For Debian 8 Jessie, these problems have been fixed in version 2.27-1+deb8u1.

We recommend that you upgrade your yubikey-val packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: