What is the CVSS score of CVE-2015-7856?

CVE-2015-7856 has a CVSS 2.0 base score of 10.0 (Critical). CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS exploitation probability: 1.8%.

Is there a public PoC exploit available for CVE-2015-7856?

Yes, a public proof-of-concept exploit is available for CVE-2015-7856. Prioritise patching immediately. EPSS: 1.8%.

Opennms CVE-2015-7856

CRITICAL

Credentials Management Errors (CWE-255)

2015-10-16 cve@mitre.org

Authentication Bypass Opennms

10.0

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

10.0 CRITICAL

AV:N/AC:L/Au:N/C:C/I:C/A:C

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:N/AC:L/Au:N/C:C/I:C/A:C

Attack Vector

Network

Attack Complexity

Low

Confidentiality

Integrity

Availability

Lifecycle Timeline

CVE Published

Oct 16, 2015 - 20:59 cve.org

CRITICAL 10.0

DescriptionCVE.org

OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access by leveraging knowledge of the credentials.

AnalysisAI

OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access by leveraging knowledge of the credentials. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-255. OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access by leveraging knowledge of the credentials. Affected products include: Opennms.

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.