CVE-2021-23022: f5 big-ip_access_policy_manager
CVSS: 7.8v3.1HighModified
Published 10-06-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-23022 is a high (CVSS 7.8) vulnerability in f5 big-ip_access_policy_manager. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 12.5% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.23%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 10-06-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, the BIG-IP Edge Client Windows Installer Service's temporary folder has weak file and folder permissions. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.2Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
0.23%
Chance of exploitation in the next 30 days
Percentile
13%
Versus all other CVEs
30-day change
0.00 pp
From 0.23% on 18-09-2026
18-09-202618-10-2026
EPSS score0.23%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
F52 products
- big-ip_access_policy_manager≥ 11.6.1, ≤ 11.6.5 | ≥ 12.1.0, ≤ 12.1.6
- big-ip_access_policy_manager_client≥ 7.1.6, ≤ 7.1.9.9 | ≥ 7.2.1, < 7.2.1.3
1 vendor · 2 products