Home/CVE/If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer ov
CVE

CVE-2022-22721

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer ov

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.

CRITICAL · CVSS 9.1 EPSS 0.13473
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 6% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

10
apache http server<= 2.4.52
fedoraproject fedoraall versions
debian linuxall versions
oracle enterprise manager ops centerall versions
oracle http serverall versions
oracle zfs storage appliance kitall versions
apple mac os x>= 10.15 and < 10.15.7
apple mac os xall versions
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighRemote Access Tool - Renamed MeshAgent Execution - MacOS
producthighBinary Padding - MacOS
productmediumSuspicious Execution via macOS Script Editor
productmediumSystem Information Discovery Via Sysctl - MacOS
productmediumNew File Exclusion Added To Time Machine Via Tmutil - MacOS
▣

Scoring & Timeline

9.1
CRITICAL · CVSS v3.1 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Mar 2022 · 11:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
⚑

Vendor Advisories

16
suse-csafopenSUSE-SU-2024:11919-1
rhsaRHSA-2022:8840Moderate
rhsaRHSA-2022:8841Moderate
rhsaRHSA-2022:6753Moderate
rhsaRHSA-2022:7647Moderate
🔗

References & Sources

16
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2022/May/33Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/38Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/03/14/2Mailing ListThird Party Advisory
https://httpd.apache.org/security/vulnerabilities_24.htmlVendor Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00033.htmlMailing ListThird Party Advisory
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