Denial of service in mod_lua r:parsebody
CVE-2022-29404

7.5HIGH

Key Information:

Vendor
Apache
Status
Apache Http Server
Vendor
CVE Published:
9 June 2022

Summary

In Apache HTTP Server 2.4.53 and earlier, a malicious request to a lua script that calls r:parsebody(0) may cause a denial of service due to no default limit on possible input size.

Affected Version(s)

Apache HTTP Server <= 2.4.53

References

https://httpd.apache.org/security/vulnerabilities_24.html
x_refsource_MISC
http://www.openwall.com/lists/oss-security/2022/06/08/5
mailing-listx_refsource_MLIST
https://security.netapp.com/advisory/ntap-20220624-0005/
x_refsource_CONFIRM

EPSS Score

2% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database

Credit

The Apache HTTP Server project would like to thank Ronald Crane (Zippenhop LLC) for reporting this issue
.