CVE-2016-8871 — MEDIUM (6.2)

Vulnerability 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 Score

6.2

MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Botan Project	Botan	1.11.29

Related Weaknesses (CWE)

CWE-200

References

http://www.securityfocus.com/bid/94225Third Party AdvisoryVDB Entry
https://botan.randombit.net/security.htmlVendor Advisory
http://www.securityfocus.com/bid/94225Third Party AdvisoryVDB Entry
https://botan.randombit.net/security.htmlVendor Advisory

FAQ

What is CVE-2016-8871?

CVE-2016-8871 is a vulnerability with a CVSS score of 6.2 (MEDIUM). 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 chann...

How severe is CVE-2016-8871?

CVE-2016-8871 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-8871?

Check the references section above for vendor advisories and patch information. Affected products include: Botan Project Botan.