OpenSSL Heartbleed

Severity: Critical

Summary#

Invicti identified the OpenSSL Heartbleed vulnerability in the target web server.

The Heartbleed bug allows anyone on the Internet to read the memory of the systems protected by the vulnerable versions of the OpenSSL software.

Impact#

An attacker can obtain information such as:

Private keys.
Information about the cookies.
HTTP(S) headers.
User credentials from the HTTP POST data.

Remediation#

Affected users should upgrade to OpenSSL 1.0.1g. Users unable to immediately upgrade can alternatively recompile OpenSSL with -DOPENSSL_NO_HEARTBEATS.

Classifications#

ISO27001-A.14.2.5, OWASP 2013-A6, CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:H/RL:O/RC:C, OWASP 2017-A9, PCI v3.2-6.5.2, CAPEC-216, CWE-119

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