CVE-2022-29404: apache software foundation apache http server
CVSS: 7.5v3.1HighModified
AliasesALPINE-CVE-2022-29404UBUNTU-CVE-2022-29404DEBIAN-CVE-2022-29404
Published 08-06-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-29404 is a high (CVSS 7.5) vulnerability in apache software foundation apache http server. EPSS estimates a 6.38% chance of exploitation in the next 30 days, higher than 93.5% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
6.38%
0%100%
Low · -0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 13 · Related 10Timeline
- 08-06-2022PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
6.38%
Chance of exploitation in the next 30 days
Percentile
94%
Versus all other CVEs
30-day change
-0.02 pp
From 6.40% on 18-09-2026
18-09-202618-10-2026
EPSS score6.38%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- apache2< 2.4.54-r0
Apache1 product
- http_server≤ 2.4.53
Apache software foundation1 product
- apache http server≥ unspecified, ≤ 2.4.53
Debian1 product
- apache2< 2.4.54-1
Fedoraproject1 product
- fedoraEOL35 | 36
Netapp1 product
Ubuntu1 product
- apache2< 2.4.7-1ubuntu4.22+esm6 | < 2.4.18-2ubuntu3.17+esm6 | < 2.4.29-1ubuntu4.24 | < 2.4.41-4ubuntu3.12 | < 2.4.52-1ubuntu4.1
7 vendors · 7 products
