CVE-2016-7440
MEDIUM
5.5
CVSS Score
Published: December 13, 2016 at 04:00 PM UTC
Updated: June 17, 2026 at 12:53 AM UTC
4 products affected across 4 vendorsDebian LinuxMySQL ServerMariaDB
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
Description
The C software implementation of AES Encryption and Decryption in wolfSSL (formerly CyaSSL) before 3.9.10 makes it easier for local users to discover AES keys by leveraging cache-bank timing differences.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%10.0.0 ≤ v < 10.0.2810.1.0 ≤ v < 10.1.195.5.0 ≤ v < 5.5.53
Affected range stops below 10.0.28, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.1.19, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.5.53, so it looks safe — our inference, not a vendor statement
95%
5.5.0 ≤ v ≤ 5.5.525.6.0 ≤ v ≤ 5.6.335.7.0 ≤ v ≤ 5.7.15
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (6)
Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
http://www.debian.org/security/2016/dsa-3706x_refsource_CONFIRMPatchThird Party Advisory
Source: [email protected]
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.htmlVDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/93659VDB Entryx_refsource_SECTRACKBroken LinkThird Party Advisory
Source: [email protected]
http://www.securitytracker.com/id/1037050x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card