What is the CVSS score of CVE-2019-16951?

CVE-2019-16951 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: 1.0%.

Is there a public PoC exploit available for CVE-2019-16951?

Yes, a public proof-of-concept exploit is available for CVE-2019-16951. Prioritise patching immediately. EPSS: 1.0%.

Web Chat CVE-2019-16951

MEDIUM

Inclusion of Functionality from Untrusted Control Sphere (CWE-829)

2019-11-13 cve@mitre.org

Information Disclosure Web Chat

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

Nov 13, 2019 - 19:15 nvd

MEDIUM 5.3

DescriptionNVD

A remote file include (RFI) issue was discovered in Enghouse Web Chat 6.2.284.34. One can replace the localhost attribute with one's own domain name. When the product calls this domain after the POST request is sent, it retrieves an attacker's data and displays it. Also worth mentioning is the amount of information sent in the request from this product to the attacker: it reveals information the public should not have. This includes pathnames and internal ip addresses.

AnalysisAI

A remote file include (RFI) issue was discovered in Enghouse Web Chat 6.2.284.34. 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-829. A remote file include (RFI) issue was discovered in Enghouse Web Chat 6.2.284.34. One can replace the localhost attribute with one's own domain name. When the product calls this domain after the POST request is sent, it retrieves an attacker's data and displays it. Also worth mentioning is the amount of information sent in the request from this product to the attacker: it reveals information the public should not have. This includes pathnames and internal ip addresses. Affected products include: Enghouse Web Chat.

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.