CVE-2021-20517

HighCVSS 8.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-22

Affected software

No affected versions have been published.

Timeline

Published: Jun 7, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-205185.4IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in t CVE-2021-205195.4IBM Jazz Team Server products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in CVE-2021-20525.8Vulnerability in the JD Edwards EnterpriseOne Orchestrator product of Oracle JD Edwards (component: E1 IOT Orchestrator Security). The suppo CVE-2021-205205.4IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in t CVE-2021-205232.7IBM Security Verify Access Docker 10.0.0 could allow a remote attacker to obtain sensitive information when a detailed technical error messa CVE-2021-205244.8IBM Security Verify Access Docker 10.0.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScrip CVE-2021-205265.3IBM Planning Analytics 2.0 could allow a remote attacker to obtain sensitive information, caused by the failure to set the HTTPOnly flag. A CVE-2021-205277.2IBM Resilient SOAR V38.0 could allow a privileged user to create create malicious scripts that could be executed as another user. IBM X-Forc CVE-2021-205285.4IBM Control Center 6.2.0.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the CVE-2021-205295.3IBM Control Center 6.2.0.0 could allow a user to obtain sensitive version information that could be used in further attacks against the syst CVE-2021-20536.1Vulnerability in the Enterprise Manager Base Platform product of Oracle Enterprise Manager (component: UI Framework). The supported version CVE-2021-205327.8IBM Spectrum Protect Client 8.1.0.0 through 8.1.11.0 could allow a local user to escalate their privileges to take full control of the syste