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HistoryJul 30, 2021 - 8:37 p.m.

Security Bulletin: IBM API Connect is impacted by multiple OpenSSL vulnerabilities

2021-07-3020:37:27
www.ibm.com
31

0.005 Low

EPSS

Percentile

76.4%

Summary

IBM API Connect has addressed the following vulnerabilities.

Vulnerability Details

CVEID:CVE-2021-3449
**DESCRIPTION:**OpenSSL is vulnerable to a denial of service, caused by a NULL pointer dereference in signature_algorithms processing. By sending a specially crafted renegotiation ClientHello message from a client, a remote attacker could exploit this vulnerability to cause the TLS server to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198752 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)

CVEID:CVE-2021-3450
**DESCRIPTION:**OpenSSL could allow a remote attacker to bypass security restrictions, caused by a a missing check in the validation logic of X.509 certificate chains by the X509_V_FLAG_X509_STRICT flag. By using any valid certificate or certificate chain to sign a specially crafted certificate, an attacker could bypass the check that non-CA certificates must not be able to issue other certificates and override the default purpose.
CVSS Base score: 7.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198754 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H)

Affected Products and Versions

API Connect API Connect V10.0.0.0 - V10.0.1.2
API Connect
API Connect V10.0.2
API Connect V5.0.0.0-V5.0.8.11

Remediation/Fixes

Affected Product Addressed in VRMF APAR Remediation/First Fix

IBM API Connect

V10.0.2

| 10.0.3| LI82246 |

Addressed in IBM API Connect 10.0.3.

Follow this link and find the appropriate package.

http://www.ibm.com/support/fixcentral/swg/quickorder

IBM API Connect

V10.0.0.0-V10.0.1.1

| 10.0.1.2 iFix2|

LI82246

|

Addressed in IBM API Connect V10.0.1.2 iFix2

Follow this link and find the appropriate package.

http://www.ibm.com/support/fixcentral/swg/quickorder

IBM API Connect

V5.0.0.0-V5.0.8.11

| 5.0.8.12|

LI82246

|

Addressed in IBM API Connect V5.0.8.12

Management server impacted.

Follow this link and find the appropriate package.

http://www.ibm.com/support/fixcentral/swg/quickorder

Workarounds and Mitigations

None