Lucene search

K
ibmIBM599FD7C04A9861E581A0889B84F743CE6345EDB3A38453CDF55B29FBE0F03491
HistoryJun 19, 2020 - 2:58 p.m.

Security Bulletin: OpenSSL for IBM i is affected by CVE-2020-1967

2020-06-1914:58:12
www.ibm.com
17

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

Summary

OpenSSL is used by IBM i. IBM i has addressed the applicable CVE.

Vulnerability Details

CVEID:CVE-2020-1967
**DESCRIPTION:**OpenSSL is vulnerable to a denial of service, caused by a NULL pointer dereference. By passing specially crafted data to the SSL_check_chain() function during or after a TLS 1.3 handshake, a remote attacker could exploit this vulnerability to cause server or client applications to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/180181 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
IBM i 7.4
IBM i 7.3
IBM i 7.2
IBM i 7.1

Remediation/Fixes

The issues can be fixed by applying a PTF to IBM i. Releases 7.4 7.3, 7.2 and 7.1 of IBM i are supported and will be fixed.

The IBM i PTF numbers are:
Release 7.1 – SI73429 Release 7.2, 7.3 & 7.4 – SI73430
<https://www-945.ibm.com/support/fixcentral/&gt;

_Important note: _IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None

CPENameOperatorVersion
ibm ieq7.1.0

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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