CVE-2018-20200

MEDIUM

OkHttp 3.0.0-3.12.0 - Certificate Pinning Bypass via SSLContext Manipulation

Title source: llm

Description

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

References (15)

Core 15

Core References

Issue Tracking x_refsource_misc

https://github.com/square/okhttp/issues/4967

Third Party Advisory x_refsource_misc

https://square.github.io/okhttp/3.x/okhttp/

Product x_refsource_misc

https://github.com/square/okhttp/releases

Patch, Third Party Advisory x_refsource_misc

https://github.com/square/okhttp/commits/master

Exploit, Third Party Advisory x_refsource_misc

https://cxsecurity.com/issue/WLB-2018120252

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442%40%3Cdev.drill.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/r0dd7ff197b2e3bdd80a0326587ca3d0c22e10d1dba17c769d6da7d7a%40%3Cuser.flink.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/r71100f23778d72fbd8be8baa6baffc159b9c4f3fae3db4826bdc8ab8%40%3Cissues.flink.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/rc436d58531754ac8fe20340044566518ea4dce66aeff9193356a225d%40%3Cissues.flink.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/recce57e195fbdd856dcf1933c136a8a66d7b02e05e3580f44d75a640%40%3Cissues.flink.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/rfd1eed12ba2a5dff37229edd60fc84a25517815d848994146a15af91%40%3Cissues.flink.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/r78bfce980843be61a55615a7680bbf7ac751a9b3515231eab2d32068%40%3Cissues.flink.apache.org%3E

Mailing List mailing-list x_refsource_mlist

https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E

Scores

CVSS v3 5.9

EPSS 0.0248

EPSS Percentile 82.5%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE

CWE-295

Status published

Products (1)

squareup/okhttp 3.0.0 - 3.12.0

Published Apr 18, 2019

Tracked Since Feb 18, 2026