Vulnerability Details : CVE-2018-5548
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.
Vulnerability category: Open redirect
Products affected by CVE-2018-5548
- F5 » Big-ip Access Policy ManagerVersions from including (>=) 11.6.1 and up to, including, (<=) 11.6.3cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-5548
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 37 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-5548
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2018-5548
-
The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-5548
-
https://support.f5.com/csp/article/K66171422
Vendor Advisory
-
http://sbudella.altervista.org/blog/20180911-cve-2018-5548.html
The Penguin Still Shows ThroughExploit;Technical Description;Third Party Advisory
-
http://www.securityfocus.com/bid/105353
F5 BIG-IP APM CVE-2018-5548 Open Redirect VulnerabilityThird Party Advisory;VDB Entry
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