Security Bulletin
Summary
IBM Resilient SOAR is Using Components with Known Vulnerabilities - Eclipse Jetty.
Vulnerability Details
CVEID: CVE-2021-28163
DESCRIPTION: Eclipse Jetty could allow a remote authenticated attacker to obtain sensitive information, caused by a flaw when the ${jetty.base} directory or the ${jetty.base}/webapps directory is a symlink. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain webapp directory contents information, and use this information to launch further attacks against the affected system.
CVSS Base score: 2.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/199303 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2021-28164
DESCRIPTION: Eclipse Jetty could allow a remote attacker to obtain sensitive information, caused by improper input validation by the default compliance mode. By sending specially-crafted requests with URIs contain %2e or %2e%2e segments, an attacker could exploit this vulnerability to access protected resources within the WEB-INF directory, and use this information to launch further attacks against the affected system.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/199304 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2021-28165
DESCRIPTION: Eclipse Jetty is vulnerable to a denial of service, caused by improper input valistion. By sending a specially-crafted TLS frame, a remote attacker could exploit this vulnerability to cause CPU resources to reach to 100% usage.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/199305 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| Resilient OnPrem | IBM Security SOAR |
Remediation/Fixes
Users must upgrade to v41.0 of IBM Security SOAR (previously known as IBM Resilient) in order to obtain a fix for this vulnerability.
You can upgrade the platform by following the instructions in the "Upgrade Procedure" section in the IBM Resilient Security Orchestration, Automation and Response Platform documentation.
Workarounds and Mitigations
None
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References
Acknowledgement
John Zuccato, Rodney Ryan, Chris Shepherd, Nathan Roane, Vince Dragnea, Troy Fisher, Gabor Minyo and Elaheh Samani from IBM X-Force Ethical Hacking Team.
Change History
08 Jun 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
15 June 2021
Initial Publish date:
08 June 2021
UID
ibm16462299