What is the CVSS score of CVE-2019-3933?

CVE-2019-3933 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. EPSS exploitation probability: 5.9%.

Is there a public PoC exploit available for CVE-2019-3933?

Yes, a public proof-of-concept exploit is available for CVE-2019-3933. Prioritise patching immediately. EPSS: 5.9%.

Am 100 Firmware CVE-2019-3933

MEDIUM

Improper Access Control (CWE-284)

2019-04-30 vulnreport@tenable.com

Authentication Bypass Am 100 Firmware Am 101 Firmware

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Apr 30, 2019 - 21:29 nvd

MEDIUM 5.3

DescriptionNVD

Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 allows anyone to bypass the presentation code simply by requesting /images/browserslide.jpg via HTTP. A remote, unauthenticated attacker can use this vulnerability to watch a slideshow without knowing the access code.

AnalysisAI

Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 allows anyone to bypass the presentation code simply by requesting /images/browserslide.jpg via HTTP. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-284. Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 allows anyone to bypass the presentation code simply by requesting /images/browserslide.jpg via HTTP. A remote, unauthenticated attacker can use this vulnerability to watch a slideshow without knowing the access code. Affected products include: Crestron Am-100 Firmware, Crestron Am-101 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.