Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-22530

27
FAUCET Score

CVE-2021-22530 is a critical vulnerability in NetIQ Advanced Authentication versions prior to 6.3.5.1, stemming from a lack of account lockout enforcement for API-based logins. This allows for brute-force attacks, potentially leading to user account compromise and impacting server performance. With a CVSS score of 9.9, this vulnerability is easily exploitable over the network with low attack complexity, posing a significant risk of high confidentiality, low integrity, and low availability impact. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.3CPE matchmatch criteria
cpe:2.3:a:microfocus:netiq_advanced_authentication:*:*:*:*:*:*:*:*
6.3CPE matchmatch criteria
cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:-:*:*:*:*:*:*
6.3CPE matchmatch criteria
cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp1:*:*:*:*:*:*
6.3CPE matchmatch criteria
cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp2:*:*:*:*:*:*
6.3CPE matchmatch criteria
cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.3
Impact Score
5.3
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
12.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0022 is in the 0th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

netiq.com / documentation/advanced-authentication-63/advanced-authentication-releasenotes-6351/data/advanced-authentication-releasenotes-6351.html
Release Notes