Is CVE-2022-29404 in the CISA KEV catalog?

No. CVE-2022-29404 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-29404?

CVE-2022-29404 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-29404?

CVE-2022-29404 has an EPSS score of 5.68% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-29404?

Upgrade apache2 on debian 11 to 2.4.54-1~deb11u1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2022-29404

HIGHEPSS 92th pctl

7.5

CVSS v3

NVD

Description

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.

CWE-770Allocation of Resources Without Limits or Throttling

How to fix

Remediation Available

apache2Debian

Fixed in:2.4.54-1~deb11u1CVE-2022-29404

Fixed in:2.4.54-1CVE-2022-29404

apache2Ubuntu

Fixed in:2.4.7-1ubuntu4.22+esm5USN-5487-1

Fixed in:2.4.7-1ubuntu4.22+esm8USN-5487-3

Fixed in:2.4.18-2ubuntu3.17+esm7USN-5487-3

Fixed in:2.4.18-2ubuntu3.17+esm6USN-5487-1

Fixed in:2.4.29-1ubuntu4.25USN-5487-3

Fixed in:2.4.29-1ubuntu4.24USN-5487-1

Fixed in:2.4.41-4ubuntu3.12USN-5487-1

Fixed in:2.4.52-1ubuntu4.1USN-5487-1

apache2-binUbuntu

Fixed in:2.4.7-1ubuntu4.22+esm5USN-5487-1

Fixed in:2.4.7-1ubuntu4.22+esm8USN-5487-3

Fixed in:2.4.18-2ubuntu3.17+esm7USN-5487-3

Fixed in:2.4.18-2ubuntu3.17+esm6USN-5487-1

Fixed in:2.4.29-1ubuntu4.25USN-5487-3

Fixed in:2.4.29-1ubuntu4.24USN-5487-1

Fixed in:2.4.41-4ubuntu3.12USN-5487-1

Fixed in:2.4.52-1ubuntu4.1USN-5487-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

5.68%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Vendor Advisory1

httpd.apache.org

Third-Party Advisory3

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.