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Security Bulletin: IBM Cloud Private is vulnerable to cURL vulnerabilities (CVE-2020-8169, CVE-2020-8177)

Security Bulletin


Summary

IBM Cloud Private is vulnerable to cURL vulnerabilities

Vulnerability Details

CVEID:   CVE-2020-8169
DESCRIPTION:   cURL libcurl could allow a remote attacker to obtain sensitive information, caused by the failure to correctly URL encode the credential data when set using an curl_easy_setopt option. The host name and partial password is leaked in cleartext over DNS on HTTP redirect. An attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/183930 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-2020-8177
DESCRIPTION:   cURL could allow a remote attacker to overwrite arbitrary files on the system, caused by the improper handling of certain parameters when using -J (--remote-header-name) and -I (--include) in the same command line. An attacker could exploit this vulnerability to overwrite a local file.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/183931 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Affected Product(s)Version(s)
IBM Cloud Private3.2.1 CD
IBM Cloud Private

3.2.2 CD


Remediation/Fixes

Product defect fixes and security updates are only available for the two most recent Continuous Delivery (CD) update packages

  • IBM Cloud Private 3.2.1
  • IBM Cloud Private 3.2.2

  

For IBM Cloud Private 3.2.1, the defect fixes for Kubernetes requires an update to the Kubernetes version. First apply the 3.2.1.2003 fix pack and then apply either the 3.2.2.2006 fixpack or the 3.2.2.2008 fixpack. Then apply the 3.2.2.2012 fixpack. The 3.2.2.2006 or the 3.2.2.2008 fixpack updates Kubernetes from version 1.13.12 to 1.16.7. The 3.2.2.2012 updates Kubernetes from version 1.16.7 to 1.19


For IBM Cloud Private 3.2.2, apply fix pack:


For IBM Cloud Private 3.1.0, 3.1.1, 3.1.2, 3.2.0:

  • Upgrade to the latest Continuous Delivery (CD) update package, IBM Cloud Private 3.2.2.2012. 
  • If required, individual product fixes can be made available between CD update packages for resolution of problems. Contact IBM support for assistance


Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

26 Feb 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:
26 February 2021

Initial Publish date:
26 February 2021

UID

ibm16417375