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CVE-2022-22720

Affected software4 products, listed below
Severity9.8 Critical CVSS 3.1 2 scores
WeaknessCWE-444
Published14 Mar 2022
Updated17 Jun 2026

Description

Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 4 years ago.
  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment no assessment published
  • Indexed PoC none indexed
  • EPSS 28% chance in 30 days A model's forecast, not a report of exploitation. Higher than 98% of all scored CVEs.

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

CVSS

9.8 CRITICAL v3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 2 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H NVD Primary published
CVSS 2.0 7.5 none AV:N/AC:L/Au:N/C:P/I:P/A:P NVD Primary

Affected software and releases

Products and versions

8 products, 24 version entries
SourceVendorProductSchemeAffected versions
nvd apache http server generic ≤ 2.4.52
nvd apple mac os x generic 10.15.7:security_update_2020-001 · 10.15.7:security_update_2021-001 · 10.15.7:security_update_2021-002 · 10.15.7:security_update_2021-003 · 10.15.7:security_update_2021-004 · 10.15.7:security_update_2021-005 · 10.15.7:security_update_2021-006 · 10.15.7:security_update_2021-007 · 10.15.7:security_update_2021-008 · 10.15.7:security_update_2022-001 · 10.15.7:security_update_2022-002 · 10.15.7:security_update_2022-003
nvd apple macos generic ＜ 10.15.7 · ≥ 11.0 and ＜ 11.6.6 · ≥ 12.0 and ≤ 12.4
nvd debian debian linux generic 9.0
nvd fedoraproject fedora generic 34 · 35 · 36
nvd oracle enterprise manager ops center generic 12.4.0.0
nvd oracle http server generic 12.2.1.3.0 · 12.2.1.4.0
nvd oracle zfs storage appliance kit generic 8.8

References

URLTags
http://seclists.org/fulldisclosure/2022/May/33 Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35 Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/38 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/03/14/3 Mailing List, Third Party Advisory
https://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00033.html Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/
https://security.gentoo.org/glsa/202208-20 Third Party Advisory

Timeline
Published2022-03-14By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.