CVE-2022-35241: f5 nginx_instance_manager Uncontrolled Resource Consumption
CVSS: 6.5v3.1MediumModified
Published 04-08-2022Last modified 16-09-2024
Vulnerability summary
CVE-2022-35241 is a medium (CVSS 6.5) Uncontrolled Resource Consumption vulnerability in f5 nginx_instance_manager. EPSS estimates a 0.74% chance of exploitation in the next 30 days, higher than 53.5% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.74%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 04-08-2022PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
In versions 2.x before 2.3.1 and all versions of 1.x, when NGINX Instance Manager is in use, undisclosed requests can cause an increase in disk resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.74%
Chance of exploitation in the next 30 days
Percentile
54%
Versus all other CVEs
30-day change
+0.02 pp
From 0.72% on 18-09-2026
18-09-202618-10-2026
EPSS score0.74%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
F51 product
- nginx_instance_manager≥ 2.x, < 2.3.1 | ≥ 1.0.0, < 1.x* | ≥ 1.0.0, ≤ 1.0.4 | ≥ 2.0.0, < 2.3.1
1 vendor · 1 product