Seafile through 6.2.11 always uses the same Initialization Vector (IV) with Cipher Block Chaining (CBC) Mode to encrypt private data, making it easier to conduct chosen-plaintext attacks or dictionary attacks.
https://github.com/haiwen/seafile/issues/350
https://drive.google.com/file/d/1rwYsnuhZZxmSR6Zs8rJlWW3R27XBOSJU/view
Source: Mitre, NVD
Published: 2019-02-21
Updated: 2019-02-21
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity: High
EPSS: 0.00704