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cisaCISACISA:C6FC512213BBB287A39B2B11F25268A6
HistoryJun 12, 2015 - 12:00 a.m.

OpenSSL Patches Multiple Vulnerabilities

2015-06-1200:00:00
us-cert.cisa.gov
39

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

OpenSSL has released updates addressing multiple vulnerabilities, one of which allows a remote attacker to downgrade vulnerable TLS connections to 512-bit export-grade cryptography—an attack known as Logjam (CVE-2015-4000). Exploitation of some of these vulnerabilities could allow the attacker to read and modify data passed over the connection.

Updates available include:

  • OpenSSL 1.0.2b for 1.0.2 users
  • OpenSSL 1.0.1n for 1.0.1 users
  • OpenSSL 1.0.0s for 1.0.0d (and below) users
  • OpenSSL 0.9.8zg for 0.9.8r (and below) users

Users and administrators are encouraged to review the OpenSSL Security Advisory and apply the necessary updates.

This product is provided subject to this Notification and this Privacy & Use policy.

Please share your thoughts.

We recently updated our anonymous product survey; we’d welcome your feedback.

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N