Vulnerability Description
IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to read and delete arbitrary files on the system. IBM X-Force ID: 198435.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ibm | Websphere Application Server Nd | >= 8.5.0.0, < 8.5.5.20 |
Related Weaknesses (CWE)
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/198435VDB EntryVendor Advisory
- https://www.ibm.com/support/pages/node/6456955PatchVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/198435VDB EntryVendor Advisory
- https://www.ibm.com/support/pages/node/6456955PatchVendor Advisory
FAQ
What is CVE-2021-20517?
CVE-2021-20517 is a vulnerability with a CVSS score of 8.8 (HIGH). IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing "...
How severe is CVE-2021-20517?
CVE-2021-20517 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20517?
Check the references section above for vendor advisories and patch information. Affected products include: Ibm Websphere Application Server Nd.