What is the CVSS score of CVE-2021-45896?

CVE-2021-45896 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.6%.

Is there a public PoC exploit available for CVE-2021-45896?

Yes, a public proof-of-concept exploit is available for CVE-2021-45896. Prioritise patching immediately. EPSS: 1.6%.

Fastmile Firmware CVE-2021-45896

HIGH

2021-12-27 cve@mitre.org

Privilege Escalation Nokia Fastmile Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 27, 2021 - 22:15 nvd

HIGH 8.8

DescriptionNVD

Nokia FastMile 3TG00118ABAD52 devices allow privilege escalation by an authenticated user via is_ctc_admin=1 to login_web_app.cgi and use of Import Config File.

AnalysisAI

Nokia FastMile 3TG00118ABAD52 devices allow privilege escalation by an authenticated user via is_ctc_admin=1 to login_web_app.cgi and use of Import Config File. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

Nokia FastMile 3TG00118ABAD52 devices allow privilege escalation by an authenticated user via is_ctc_admin=1 to login_web_app.cgi and use of Import Config File. Affected products include: Nokia Fastmile Firmware.

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.