CVE-2018-5535: f5 networks, inc. big-ip (ltm, aam, afm, analytics, apm, asm, dns, edge gateway, fps, gtm, link controller, pem, webaccelerator) Improper Input Validation
Vulnerability summary
CVE-2018-5535 is a high (CVSS 7.5) Improper Input Validation vulnerability in f5 networks, inc. big-ip (ltm, aam, afm, analytics, apm, asm, dns, edge gateway, fps, gtm, link controller, pem, webaccelerator). EPSS estimates a 2.57% chance of exploitation in the next 30 days, higher than 84.9% of scored vulnerabilities.
Timeline
- 19-07-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
On F5 BIG-IP 14.0.0, 13.0.0-13.1.0, 12.1.0-12.1.3, or 11.5.1-11.6.3 specifically crafted HTTP responses, when processed by a Virtual Server with an associated QoE profile that has Video enabled, may cause TMM to incorrectly buffer response data causing the TMM to restart resulting in a Denial of Service.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
2.57%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
-0.03 pp
From 2.60% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
F513 products
- big-ip_access_policy_manager≥ 11.2.1, ≤ 11.6.3 | ≥ 12.1.0, ≤ 12.1.3 | ≥ 13.0.0, ≤ 13.1.1 | 14.0.0
- big-ip_advanced_firewall_manager≥ 11.2.1, ≤ 11.6.3 | ≥ 12.1.0, ≤ 12.1.3 | ≥ 13.0.0, ≤ 13.1.1 | 14.0.0
- big-ip_analytics≥ 11.2.1, ≤ 11.6.3 | ≥ 12.1.0, ≤ 12.1.3 | ≥ 13.0.0, ≤ 13.1.1 | 14.0.0
- big-ip_application_acceleration_manager≥ 11.2.1, ≤ 11.6.3 | ≥ 12.1.0, ≤ 12.1.3 | ≥ 13.0.0, ≤ 13.1.1 | 14.0.0
- big-ip_application_security_manager≥ 11.2.1, ≤ 11.6.3 | ≥ 12.1.0, ≤ 12.1.3 | ≥ 13.0.0, ≤ 13.1.1 | 14.0.0
F5 networks, inc.1 product
- big-ip (ltm, aam, afm, analytics, apm, asm, dns, edge gateway, fps, gtm, link controller, pem, webaccelerator)14.0.0 | 13.0.0-13.1.0 | 12.1.0-12.1.3 | 11.5.1-11.6.3
2 vendors · 14 products