Path Traversal in Docker
CVE-2021-20511
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.019 (78.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Docker
- IBM Security Verify Access — versions 10.0.0
- IBM Security Verify Access Docker — versions 10.0.0
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/6471895 (Patch, Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/198300 (VDB Entry, vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-20511?
- CVE-2021-20511 is a medium-severity vulnerability in Docker, classified under Path Traversal. CVSS score: 4.9/10. Published 2021-07-15.
- How severe is CVE-2021-20511?
- Medium severity. CVSS v3 base score is 4.9 out of 10.