Information disclosure in Botan Project
CVE-2016-8871
In Botan 1.11.29 through 1.11.32, RSA decryption with certain padding options had a detectable timing channel which could given sufficient queries be used to recover plaintext, aka an "OAEP side channel" attack.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (32.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Botan Project — versions 1.11.29, 1.11.30, 1.11.31
Weakness classification (CWE)
References
- botan.randombit.net/security.html (Vendor Advisory)
- www.securityfocus.com/bid/94225 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2016-8871?
- CVE-2016-8871 is a medium-severity vulnerability in Botan Project, classified under Information Disclosure. CVSS score: 6.2/10. Published 2016-10-28.
- How severe is CVE-2016-8871?
- Medium severity. CVSS v3 base score is 6.2 out of 10.