A cryptographic cache-based side channel in the RSA implementation in Botan before 1.10.17, and 1.11.x and 2.x before 2.3.0, allows a local attacker to recover information about RSA secret keys, as demonstrated by CacheD. This occurs because an array is indexed with bits derived from a secret key.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Sep 26, 2017 |
| Debian | — | Upgrade botan1.10 | Feb 25, 2019 | Sep 25, 2017 |
| Suse | — | Upgrade libbotan-develUpgrade libbotan-1_10-0 | Oct 26, 2017 | Sep 25, 2017 |
| Ubuntu | — | Upgrade botan1.10 (Ubuntu Pro) | Nov 19, 2024 | Sep 26, 2017 |
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