OpenSSL Heartbeat Information Disclosure (Heartbleed)
high Nessus Plugin ID 73412
Language:
Synopsis
The remote service is affected by an information disclosure vulnerability.Description
Based on its response to a TLS request with a specially crafted heartbeat message (RFC 6520), the remote service appears to be affected by an out-of-bounds read flaw.This flaw could allow a remote attacker to read the contents of up to 64KB of server memory, potentially exposing passwords, private keys, and other sensitive data.
Solution
Upgrade to OpenSSL 1.0.1g or later.Alternatively, recompile OpenSSL with the '-DOPENSSL_NO_HEARTBEATS' flag to disable the vulnerable functionality.
See Also
http://eprint.iacr.org/2014/140
Plugin Details
Severity: High
ID: 73412
File Name: openssl_heartbleed.nasl
Version: 2.22
Type: remote
Family: Misc.
Published: 4/8/2014
Updated: 5/5/2022
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 4.3
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Temporal Vector: E:H/RL:OF/RC:C
CVSS Score Source: CVE-2014-0160
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 7.2
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Temporal Vector: E:H/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:openssl:openssl
Exploit Available: true
Exploit Ease: Exploits are available
Exploited by Nessus: true
Patch Publication Date: 4/7/2014
Vulnerability Publication Date: 2/24/2014
CISA Known Exploited Dates: 5/25/2022
Exploitable With
Core Impact
Metasploit (OpenSSL Heartbeat (Heartbleed) Information Leak)
Reference Information
CVE: CVE-2014-0160
BID: 66690