What’s Vulnerable › Vulnerabilities

CVE-2021-20511

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-15 · updated 2026-06-17
• Weakness: CWE-22

Description

IBM Security Verify Access Docker 10.0.0 could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 198300.

Affected products

• IBM Security Verify Access: 10.0.0

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/198300
• https://www.ibm.com/support/pages/node/6471895
• https://exchange.xforce.ibmcloud.com/vulnerabilities/198300
• https://www.ibm.com/support/pages/node/6471895

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