What is the CVSS score of CVE-2015-3278?

CVE-2015-3278 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Nss Compat Ossl CVE-2015-3278

CRITICAL

Improper Input Validation (CWE-20)

2017-07-25 secalert@redhat.com

Information Disclosure Nss Compat Ossl

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 25, 2017 - 18:29 cve.org

CRITICAL 9.8

DescriptionCVE.org

AnalysisAI

The cipherstring parsing code in nss_compat_ossl while in multi-keyword mode does not match the expected set of ciphers for a given cipher combination, which allows attackers to have unspecified. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. The cipherstring parsing code in nss_compat_ossl while in multi-keyword mode does not match the expected set of ciphers for a given cipher combination, which allows attackers to have unspecified impact via unknown vectors. Affected products include: Nss Compat Ossl Project Nss Compat Ossl.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.