Is CVE-2016-8871 actively exploited?

CVE-2016-8871 has no public evidence of in-the-wild exploitation as of 2025-04-12.

What is the CVSS score for CVE-2016-8871?

CVE-2016-8871 has a CVSS score of 6.2 (MEDIUM severity). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

How do I patch CVE-2016-8871?

Patch guidance is available from botan project security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2016-8871.

CVE-2016-8871 - remediation guidance & executive summary

Q: Which products are affected by CVE-2016-8871?

4 products: botan project botan, botan project botan, botan project botan, botan project botan.

Description

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.

CVSS Metrics

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector: local
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: none
Weaknesses: CWE-200 · Information Disclosure

Metadata

Primary Vendor: BOTAN_PROJECT
Published: 10/28/2016
Last Modified: 4/12/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

botan_project : botanbotan_project : botanbotan_project : botanbotan_project : botan

Remediation Guidance

Executive Summary

View on NIST NVD