When an input DER data contains a large number of SEQUENCE OF or SET OF elements, decoding the data and searching a specific element in it take quadratic time to complete. This could be utilized for a remote DoS attack by presenting a crafted certificate to the network peer.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 2 - Core | libtasn1 | 2025-06-12 | ALAS2-2025-2886 |
Amazon Linux 2023 | libtasn1 | 2025-06-02 | ALAS2023-2025-989 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
NVD | CVSSv3 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |