CVE-2021-20511

medium

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.

References

https://www.ibm.com/support/pages/node/6471895

https://exchange.xforce.ibmcloud.com/vulnerabilities/198300

https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-7929

Details

Source: Mitre, NVD

Published: 2021-07-15

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 4.9

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

Severity: Medium

EPSS

EPSS: 0.0043