Vulnerabilities > CVE-2022-2809 - Out-of-bounds Write vulnerability in Openbmc-Project Openbmc 2.10.0/2.11.0

047910
CVSS 7.5 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
network
low complexity
openbmc-project
CWE-787

Summary

A vulnerability in bmcweb of OpenBMC Project allows user to cause denial of service. When fuzzing the multipart_parser code using AFL++ with address sanitizer enabled to find smallest memory corruptions possible. It detected problem in how multipart_parser handles unclosed http headers. If long enough http header is passed in the multipart form without colon there is one byte overwrite on heap. It can be conducted multiple times in a loop to cause DoS.

Vulnerable Configurations

Part Description Count
Application
Openbmc-Project
3

Common Weakness Enumeration (CWE)