CVE-2022-30522: apache software foundation apache http server
CVSS: 7.5v3.1HighModified
AliasesALPINE-CVE-2022-30522UBUNTU-CVE-2022-30522DEBIAN-CVE-2022-30522
Published 08-06-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-30522 is a high (CVSS 7.5) vulnerability in apache software foundation apache http server. EPSS estimates a 89.53% chance of exploitation in the next 30 days, higher than 99.7% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
89.53%
0%100%
Critical · 0.00 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
If Apache HTTP Server 2.4.53 is configured to do transformations with mod_sed in contexts where the input to mod_sed may be very large, mod_sed may make excessively large memory allocations and trigger an abort.
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
89.53%
Chance of exploitation in the next 30 days
Percentile
100%
Versus all other CVEs
30-day change
0.00 pp
From 89.53% on 18-09-2026
18-09-202618-10-2026
EPSS score89.53%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-789Memory Allocation with Excessive Size ValueThe product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated.
- CWE-770Allocation of Resources Without Limits or ThrottlingThe product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.
Affected systems
Alpine1 product
- apache2< 2.4.54-r0
Apache1 product
- http_server2.4.53
Apache software foundation1 product
- apache http server2.4.53
Debian1 product
- apache2< 2.4.54-1
Fedoraproject1 product
- fedoraEOL35 | 36
Netapp1 product
Ubuntu1 product
- apache2< 2.4.7-1ubuntu4.22+esm8 | < 2.4.18-2ubuntu3.17+esm7 | < 2.4.29-1ubuntu4.25 | < 2.4.41-4ubuntu3.12 | < 2.4.52-1ubuntu4.1
7 vendors · 7 products
