What is the CVSS score of CVE-2019-4520?

CVE-2019-4520 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 2.2%.

Is there a patch available for CVE-2019-4520?

Yes, a patch is available for CVE-2019-4520. Update the affected software to the latest version immediately.

Security Directory Server CVE-2019-4520

HIGH

Improper Restriction of Excessive Authentication Attempts (CWE-307)

2019-10-02 psirt@us.ibm.com

IBM Information Disclosure Security Directory Server

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Oct 02, 2019 - 15:15 nvd

HIGH 7.5

DescriptionNVD

IBM Security Directory Server 6.4.0 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 165178.

AnalysisAI

IBM Security Directory Server 6.4.0 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-307. IBM Security Directory Server 6.4.0 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 165178. Affected products include: Ibm Security Directory Server.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.