CVE-2018-5548: f5 networks, inc. big-ip (apm) Open Redirect
Vulnerability summary
CVE-2018-5548 is a medium (CVSS 6.1) Open Redirect vulnerability in f5 networks, inc. big-ip (apm). EPSS estimates a 1.44% chance of exploitation in the next 30 days, higher than 72.8% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 13-09-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
On BIG-IP APM 11.6.0-11.6.3, an insecure AES ECB mode is used for orig_uri parameter in an undisclosed /vdesk link of APM virtual server configured with an access profile, allowing a malicious user to build a redirect URI value using different blocks of cipher texts.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.44%
Chance of exploitation in the next 30 days
Percentile
73%
Versus all other CVEs
30-day change
0.00 pp
From 1.44% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (sbudella.altervista.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
F51 product
- big-ip_access_policy_manager≥ 11.6.1, ≤ 11.6.3
F5 networks, inc.1 product
- big-ip (apm)11.6.0-11.6.3
2 vendors · 2 products
References
3 links- sbudella.altervista.org/blog/20180911-cve-2018-5548.htmlX Refsource MISCExploitTechnical DescriptionThird Party Advisory