CVE-2021-20354: Path Traversal
First published: Thu Feb 18 2021(Updated: )
IBM WebSphere Application Server 8.0, 8.5, and 9.0 could allow a remote attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 194883.
Credit: psirt@us.ibm.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ibm Websphere Application Server | >=8.0.0.0<=8.0.0.15 | |
| Ibm Websphere Application Server | >=8.5.0.0<=8.5.5.19 | |
| Ibm Websphere Application Server | >=9.0.0.0<=9.0.5.6 | |
| HP HP-UX | ||
| IBM AIX | ||
| IBM i | ||
| Ibm Z\/os | ||
| Linux Linux kernel | ||
| Microsoft Windows | ||
| Oracle Solaris |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-20354?
The severity of CVE-2021-20354 is high, with a severity value of 7.5.
How does CVE-2021-20354 affect IBM WebSphere Application Server?
CVE-2021-20354 allows a remote attacker to traverse directories in IBM WebSphere Application Server 8.0, 8.5, and 9.0.
What can an attacker do with CVE-2021-20354?
An attacker can send a specially-crafted URL request to view arbitrary files on the system.
Which versions of IBM WebSphere Application Server are affected by CVE-2021-20354?
CVE-2021-20354 affects IBM WebSphere Application Server versions 8.0.0.0 to 8.0.0.15, 8.5.0.0 to 8.5.5.19, and 9.0.0.0 to 9.0.5.6.
How can I fix CVE-2021-20354?
To fix CVE-2021-20354, apply the necessary security patches provided by IBM.
- agent/references
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/severity
- agent/author
- agent/remedy
- agent/weakness
- agent/softwarecombine
- agent/tags
- agent/description
- agent/event
- collector/mitre-cve
- source/MITRE
- vendor/ibm
- canonical/ibm websphere application server
- version/ibm websphere application server/8.0.0.0
- version/ibm websphere application server/8.0.0.15
- version/ibm websphere application server/8.5.0.0
- version/ibm websphere application server/8.5.5.19
- version/ibm websphere application server/9.0.0.0
- version/ibm websphere application server/9.0.5.6
- vendor/hp
- canonical/hp hp-ux
- canonical/ibm aix
- canonical/ibm i
- canonical/ibm z\/os
- vendor/linux
- canonical/linux linux kernel
- vendor/microsoft
- canonical/microsoft windows
- vendor/oracle
- canonical/oracle solaris