Advisory Details

October 21st, 2021

Oracle E-Business Suite Content-Length Memory Exhaustion Denial-Of-Service Vulnerability

ZDI-21-1231
ZDI-CAN-14228

CVE ID CVE-2021-35611
CVSS SCORE 4.3, AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
AFFECTED VENDORS Oracle
AFFECTED PRODUCTS E-Business Suite
VULNERABILITY DETAILS

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Oracle E-Business Suite. Authentication is required to exploit this vulnerability.

The specific flaw exists within the processing of the Content-Length HTTP header. The issue results from the lack of proper validation of user-supplied data, which can result in a memory exhaustion condition. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
ADDITIONAL DETAILS Oracle has issued an update to correct this vulnerability. More details can be found at:
https://www.oracle.com/security-alerts/cpuoct2021.html
DISCLOSURE TIMELINE
  • 2021-06-30 - Vulnerability reported to vendor
  • 2021-10-21 - Coordinated public release of advisory
CREDIT John Simpson of Trend Micro Security Research
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