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Security Guardium CVE-2021-20418

CRITICAL
Weak Password Requirements (CWE-521)
2021-08-11 psirt@us.ibm.com
9.8
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Password strength requirements
Impact

CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the critical-severity affected system.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 1.0% exploitation probability (EPSS)

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AnalysisAI

IBM Security Guardium 11.2 does not require that users should have strong passwords by default, which makes it easier for attackers to compromise user accounts. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-521. IBM Security Guardium 11.2 does not require that users should have strong passwords by default, which makes it easier for attackers to compromise user accounts. IBM X-Force ID: 196279. Affected products include: Ibm Security Guardium.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

IBM Security Guardium 11.2 does not require that users should have strong passwords by default, which makes it easier for attackers to compromise user accounts. IBM X-Force ID: 196279.

Threat Intelligence Overview

EPSS Score
1.0%
Top 43% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 1.0%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +49
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:a:ibm:security_guardium:11.2:*:*:*:*:*:*:*
CVE-2017-1253 CRITICAL
9.9 Jul 05

IBM Security Guardium 10.0 could allow a remote authenticated attacker to execute arbitrary commands on the system. Rate

CVE-2017-1269 CRITICAL
9.8 Jul 05

IBM Security Guardium 10.0 and 10.1 is vulnerable to SQL injection. Rated critical severity (CVSS 9.8), this vulnerabili

CVE-2021-20426 CRITICAL
9.8 May 24

IBM Security Guardium 11.2 contains hard-coded credentials, such as a password or cryptographic key, which it uses for i

CVE-2020-4193 CRITICAL
9.8 Jun 04

IBM Security Guardium 11.1 uses an inadequate account lockout setting that could allow a remote attacker to brute force

CVE-2020-4177 CRITICAL
9.8 Jun 03

IBM Security Guardium 11.1 contains hard-coded credentials, such as a password or cryptographic key, which it uses for i

CVE-2018-1818 CRITICAL
9.8 Dec 13

IBM Security Guardium 10 and 10.5 contains hard-coded credentials, such as a password or cryptographic key, which it use

CVE-2017-1757 HIGH
8.8 Dec 20

IBM Security Guardium 10.0 is vulnerable to SQL injection. Rated high severity (CVSS 8.8), this vulnerability is remotel

CVE-2023-42004 HIGH
8.8 Nov 28

IBM Security Guardium 11.3, 11.4, and 11.5 is potentially vulnerable to CSV injection. Rated high severity (CVSS 8.8), t

CVE-2023-35893 HIGH
8.8 Aug 16

IBM Security Guardium 10.6, 11.3, 11.4, and 11.5 could allow a remote authenticated attacker to execute arbitrary comman

CVE-2023-0041 HIGH
8.8 Jun 05

IBM Security Guardium 11.5 could allow a user to take over another user's session due to insufficient session expiration

CVE-2020-4180 HIGH
8.8 Jun 03

IBM Security Guardium 11.1 could allow a remote authenticated attacker to execute arbitrary commands on the system. Rate

CVE-2019-4422 HIGH
8.8 Oct 03

IBM Security Guardium 9.0, 9.5, and 10.6 are vulnerable to a privilege escalation which could allow an authenticated use

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