What is the CVSS score of CVE-2016-2402?

CVE-2016-2402 has a CVSS 3.1 base score of 5.9 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 2.7%.

Is there a patch available for CVE-2016-2402?

Yes, a patch is available for CVE-2016-2402. Update the affected software to the latest version immediately.

Okhttp CVE-2016-2402

MEDIUM

Improper Certificate Validation (CWE-295)

2017-01-30 cve@mitre.org

Authentication Bypass Okhttp Okhttp3

5.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.9 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Jan 30, 2017 - 22:59 cve.org

MEDIUM 5.9

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

29 maven packages depend on com.squareup.okhttp3:okhttp (20 direct, 10 indirect)

Ecosystem-wide dependent count for version 3.0.0.

DescriptionCVE.org

AnalysisAI

OkHttp 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. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required.

Technical ContextAI

This vulnerability is classified under CWE-295. OkHttp 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. Affected products include: Squareup Okhttp, Squareup Okhttp3. Version information: before 2.7.4.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.