CVE-2022-22720

Http Server vulnerability

CVSS

9.8

EPSS

28.2%

EPSS pct

98th

Exploited

No known

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

Affected vendor

Apache

Affected product

Http Server

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-444 — HTTP Request Smuggling

Published

2022-03-14

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 28.2% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2022-22720

Confirm whether Apache Http Server is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2022-22720.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-22720

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2022-22720 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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