What is the CVSS score of CVE-2019-12387?

CVE-2019-12387 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 2.5%.

Is there a public PoC exploit available for CVE-2019-12387?

Yes, a public proof-of-concept exploit is available for CVE-2019-12387. Prioritise patching immediately. EPSS: 2.5%.

Is there a patch available for CVE-2019-12387?

Yes, a patch is available for CVE-2019-12387. Update the affected software to the latest version immediately.

Twisted CVE-2019-12387

MEDIUM

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)

2019-06-10 cve@mitre.org

Code Injection Twisted Fedora Ubuntu Linux Zfs Storage Appliance Kit Solaris

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Jun 10, 2019 - 12:29 nvd

MEDIUM 6.1

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

5 pypi packages depend on twisted (5 direct, 0 indirect)

Ecosystem-wide dependent count for version 19.2.1.

DescriptionNVD

In Twisted before 19.2.1, twisted.web did not validate or sanitize URIs or HTTP methods, allowing an attacker to inject invalid characters such as CRLF.

AnalysisAI

In Twisted before 19.2.1, twisted.web did not validate or sanitize URIs or HTTP methods, allowing an attacker to inject invalid characters such as CRLF. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-74. In Twisted before 19.2.1, twisted.web did not validate or sanitize URIs or HTTP methods, allowing an attacker to inject invalid characters such as CRLF. Affected products include: Twisted, Fedoraproject Fedora, Canonical Ubuntu Linux, Oracle Zfs Storage Appliance Kit, Oracle Solaris. Version information: before 19.2.1.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.