CVE-2018-5549: f5 networks, inc. big-ip (apm) Improper Input Validation
CVSS: 7.5v3.0HighModified
Published 13-09-2018Last modified 16-09-2024
Vulnerability summary
CVE-2018-5549 is a high (CVSS 7.5) Improper Input Validation vulnerability in f5 networks, inc. big-ip (apm). EPSS estimates a 1.78% chance of exploitation in the next 30 days, higher than 77.9% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
1.78%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-09-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
On BIG-IP APM 11.6.0-11.6.3.1, 12.1.0-12.1.3.3, 13.0.0, and 13.1.0-13.1.0.3, APMD may core when processing SAML Assertion or response containing certain elements.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.78%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
0.00 pp
From 1.78% on 18-09-2026
18-09-202618-10-2026
EPSS score1.78%
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
- big-ip_access_policy_manager≥ 11.6.0, ≤ 11.6.3.1 | ≥ 12.1.0, ≤ 12.1.3.3 | ≥ 13.1.0, ≤ 13.1.0.3 | 13.0.0
F5 networks, inc.1 product
- big-ip (apm)11.6.0-11.6.3.1, 12.1.0-12.1.3.3, 13.0.0, 13.1.0-13.1.0.3
2 vendors · 2 products