Heartbleed: memory disclosure in OpenSSL
A missing bounds check in the OpenSSL TLS heartbeat extension let anyone read up to 64KB of server memory per request — including private keys.
- Severity
- 7.5high
- Vendor
- OpenSSL
- Disclosed
- 7 Apr 2014
- Affected
- OpenSSL 1.0.1 through 1.0.1f
CVSS breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Analysis
Placeholder analysis — replace before publishing.