What is the CVSS score of CVE-2016-1561?

CVE-2016-1561 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 84.4%.

Is there a public PoC exploit available for CVE-2016-1561?

Yes, a public proof-of-concept exploit is available for CVE-2016-1561. Prioritise patching immediately. EPSS: 84.4%.

Ex3000 Firmware CVE-2016-1561

HIGH

Information Exposure (CWE-200)

2017-04-21 cret@cert.org

Information Disclosure Ex3000 Firmware Ex5000 Firmware Ex7000 Firmware Ex10000E Firmware Ex13000E Firmware Ex21000E Firmware Ex32000E Firmware Ex40000E Firmware

7.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

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:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Apr 21, 2017 - 20:59 cve.org

HIGH 7.5

DescriptionCVE.org

AnalysisAI

ExaGrid appliances with firmware before 4.8 P26 have a default SSH public key in the authorized_keys file for root, which allows remote attackers to obtain SSH access by leveraging knowledge of a. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 84.4%.

Technical ContextAI

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. ExaGrid appliances with firmware before 4.8 P26 have a default SSH public key in the authorized_keys file for root, which allows remote attackers to obtain SSH access by leveraging knowledge of a private key from another installation or a firmware image. Affected products include: Exagrid Ex3000 Firmware, Exagrid Ex5000 Firmware, Exagrid Ex7000 Firmware, Exagrid Ex10000E Firmware, Exagrid Ex13000E Firmware. Version information: before 4.8.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.