CVE-2021-29723: High severity ibm secure external authentication server vulnerability

Published Aug 26, 2021
·
Updated

IBM Sterling Secure Proxy 6.0.1, 6.0.2, 2.4.3.2, and 3.4.3.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-ForceID: 201100.

Other sources

IBM Sterling Secure Proxy uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.

Affected Software

15 affected componentsFixes available
IBM Secure External Authentication Server<=6.0.2
IBM External Authentication Server<=6.0.1
IBM Sterling External Authentication Server<=2.4.3.2
IBM Sterling External Authentication Server=2.4.3.2
IBM Sterling External Authentication Server=6.0.1.0
IBM Sterling External Authentication Server=6.0.2.0
IBM Sterling Secure Proxy=3.4.3.2
IBM Sterling Secure Proxy=6.0.1
IBM Sterling Secure Proxy=6.0.2
HP HP-UX
IBM AIX
IBM Linux On Ibm Z
Linux Linux kernel
Microsoft Windows
Oracle Solaris

Event History

Aug 26, 2021
CVE Published
via IBM·12:00 AM
Aug 30, 2021
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-29723?

CVE-2021-29723 is a vulnerability in IBM Sterling Secure Proxy that uses weaker than expected cryptographic algorithms, allowing an attacker to decrypt sensitive information.

2

Which versions of IBM Sterling Secure Proxy are affected by CVE-2021-29723?

IBM Sterling Secure Proxy versions 6.0.1, 6.0.2, 2.4.3.2, and 3.4.3.2 are affected by CVE-2021-29723.

3

What is the severity of CVE-2021-29723?

CVE-2021-29723 has a severity rating of 7.5 (high).

4

How can an attacker exploit CVE-2021-29723?

An attacker can exploit CVE-2021-29723 by using weaker cryptographic algorithms to decrypt highly sensitive information.

5

How can I fix CVE-2021-29723?

To fix CVE-2021-29723, update IBM Sterling Secure Proxy to a version that uses stronger cryptographic algorithms.

Contact

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