CVE-2020-5898: f5 big-ip_access_policy_manager
CVSS: 5.5v3.1MediumModified
Published 12-05-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-5898 is a medium (CVSS 5.5) vulnerability in f5 big-ip_access_policy_manager. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.7% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.26%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 12-05-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
In versions 7.1.5-7.1.9, BIG-IP Edge Client Windows Stonewall driver does not sanitize the pointer received from the userland. A local user on the Windows client system can send crafted DeviceIoControl requests to \\.\urvpndrv device causing the Windows kernel to crash.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
Medium 4.9Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
0.26%
Chance of exploitation in the next 30 days
Percentile
17%
Versus all other CVEs
30-day change
0.00 pp
From 0.26% on 20-09-2026
20-09-202620-10-2026
EPSS score0.26%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
F52 products
- big-ip_access_policy_manager≥ 11.6.1, ≤ 11.6.5.1 | ≥ 12.1.0, ≤ 12.1.5.1 | ≥ 13.1.0, ≤ 13.1.3.3 | ≥ 14.1.0, ≤ 14.1.2.5 | ≥ 15.0.0, ≤ 15.1.0.3
- big-ip_access_policy_manager_client≥ 7.1.5, ≤ 7.1.9
1 vendor · 2 products