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Security Bulletin: IBM Security Access Manager vulnerable to Slow HTTP Attack (CVE-2019-4036)

Security Bulletin


Summary

The IBM Security Access Manager product can be attacked using the Slowloris Denial of service attack

Vulnerability Details

CVEID: CVE-2019-4036
DESCRIPTION: IBM Security Access Manager Appliance could allow unauthenticated attacker to cause a denial of service in the reverse proxy component.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/156159 for the current score
CVSS Environmental Score*: Undefined
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

All Supported versions

Remediation/Fixes

None

Workarounds and Mitigations

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

The vulnerability was reported to IBM by lczap

Change History

09 September 2019: Original Version Published

*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.

Internal Use Only

Record number:  129190
Advisory number: 14849
Advisory title: 3RD PARTY IBM Security Access Manager (ISAM) Reverse Proxy susceptible to slow HTTP attack

Document Location

Worldwide

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Document Information

Modified date:
09 September 2019

UID

ibm11072704

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