CVE-2016-2402

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Summary

CVECVE-2016-2402
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-01-30 22:59:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionOkHttp before 2.7.4 and 3.x before 3.1.2 allows man-in-the-middle attackers to bypass certificate pinning by sending a certificate chain with a certificate from a non-pinned trusted CA and the pinned certificate.

Risk And Classification

Primary CVSS: v3.1 5.9 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Problem Types: CWE-295 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary5.9MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:M/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Squareup Okhttp All All All All
Application Squareup Okhttp3 3.0.0 All All All
Application Squareup Okhttp3 3.0.0 rc1 All All
Application Squareup Okhttp3 3.0.1 All All All
Application Squareup Okhttp3 3.1.0 All All All
Application Squareup Okhttp3 3.1.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - CVE request - OkHttp Certificate Pining Bypass af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
OkHttp Certificate Pinning Vulnerability! af854a3a-2127-422b-91ae-364da2661108 publicobject.com Vendor Advisory
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
oss-security - Re: CVE request - OkHttp Certificate Pining Bypass af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Testing for CVE-2016-2402 and similar pinning issues · John Kozyrakis ~ blog af854a3a-2127-422b-91ae-364da2661108 koz.io Technical Description, Third Party Advisory
Pony Mail! MITRE lists.apache.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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