Sterling External Authentication Server vulnerabilitiesRanked by how likely they are to be used.

Product14 versions
The short answer

Sterling External Authentication Server is made by IBM. We track 11 published vulnerabilities in it, across 14 versions. None of them is on the list of flaws known to be exploited today. If you run Sterling External Authentication Server, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Sterling External Authentication Server vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Sterling External Authentication Server's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Sterling External Authentication Server flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 3.2%

    IBM Sterling External Authentication Server 6.0.1, 6.0.0, 2.4.3.2, and 2.4.2 and IBM Sterling Secure Proxy 6.0.1, 6.0.0, 3.4.3, and 3.4.2 are vulnerable to an XML External Entity Injection (XXE) attack when...

    CVSS8.2Published16 Jul 2020
  2. 2.0%

    IBM Sterling External Authentication Server and IBM Sterling Secure Proxy 6.0.3.0, 6.0.2.0, and 3.4.3.2 could allow a remote user to consume resources causing a denial of service due to a resource leak.

    CVSS7.5Published23 Feb 2022
  3. 1.0%

    IBM Sterling External Authentication Server 3.4.3.2, 6.0.2.0, and 6.0.3.0 is vulnerable to path traversals, due to not properly validating RESTAPI configuration data.

    CVSS4.3Published24 Feb 2022
  4. 1.0%

    IBM Sterling Secure Proxy 6.0.1, 6.0.2, 2.4.3.2, and 3.4.3.2 contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to...

    CVSS4.9Published30 Aug 2021
  5. 0.9%

    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.

    CVSS7.5Published30 Aug 2021
  6. 0.9%

    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.

    CVSS7.5Published30 Aug 2021
  7. 0.6%

    A Command Execution Vulnerability exists in IBM Sterling External Authentication Server 2.2.0, 2.3.01, 2.4.0, and 2.4.1 via an unspecified OS command, which could let a local malicious user execute arbitrary code.

    CVSS7.8Published11 Feb 2020
  8. 0.6%

    IBM Sterling Secure Proxy 6.0.3.0, 6.0.2.0, and 3.4.3.2 and IBM Sterling External Authentication Server are vulnerable a buffer overflow, due to the Jetty based GUI in the Secure Zone not properly validating the...

    CVSS6.5Published23 Feb 2022
  9. 0.2%

    IBM Sterling Secure Proxy and IBM Sterling External Authentication Server 6.0.3 and 6.1.0 stores user credentials in plain clear text which can be read by a local user with container access.

    CVSS5.5Published5 Sep 2023
  10. 0.2%

    IBM Sterling Secure Proxy 6.0.3 and 6.1.0 could allow a local user with specific information about the system to obtain privileged information due to inadequate memory clearing during operations.

    CVSS5.5Published5 Sep 2023
Precursor Intelligence

Running Sterling External Authentication Server? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

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FAQ

Common questions, answered plainly.

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We track 11 published vulnerabilities listed under the name Sterling External Authentication Server, across 14 versions.

None of Sterling External Authentication Server's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Sterling External Authentication Server. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.