Impact: Moderate Public Date: 2019-04-19 CWE: CWE-300 Bugzilla: 1709379: CVE-2018-20200 okhttp: certificate pinning bypass ** DISPUTED ** CertificatePinner.java in OkHttp 3.x through 3.12.0 allows man-in-the-middle attackers to bypass certificate pinning by changing SSLContext and the boolean values while hooking the application. NOTE: This id is disputed because some parties don't consider this is a vulnerability. Their rationale can be found in https://github.com/square/okhttp/issues/4967.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-20200 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 6.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity Impact | Low |
| Availability Impact | None |
| Platform | Package | State |
|---|---|---|
| Red Hat OpenShift Enterprise 3 | okhttp | Under investigation |
| Red Hat OpenShift Application Runtimes 1.0 | springboot | Under investigation |
| Red Hat JBoss Fuse 7 | okhttp | Under investigation |
Vulmon