What is the CVSS score of CVE-2019-20176?

CVE-2019-20176 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 4.4%.

Is there a public PoC exploit available for CVE-2019-20176?

Yes, a public proof-of-concept exploit is available for CVE-2019-20176. Prioritise patching immediately. EPSS: 4.4%.

Is there a patch available for CVE-2019-20176?

Yes, a patch is available for CVE-2019-20176. Update the affected software to the latest version immediately.

Pure Ftpd CVE-2019-20176

HIGH

Uncontrolled Resource Consumption (CWE-400)

2019-12-31 cve@mitre.org

Denial Of Service Pure Ftpd Fedora

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

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:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Dec 31, 2019 - 15:15 nvd

HIGH 7.5

DescriptionNVD

In Pure-FTPd 1.0.49, a stack exhaustion issue was discovered in the listdir function in ls.c.

AnalysisAI

In Pure-FTPd 1.0.49, a stack exhaustion issue was discovered in the listdir function in ls.c. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Uncontrolled Resource Consumption vulnerability could allow attackers to cause denial of service by exhausting system resources.

Technical ContextAI

This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. In Pure-FTPd 1.0.49, a stack exhaustion issue was discovered in the listdir function in ls.c. Affected products include: Pureftpd Pure-Ftpd, Fedoraproject Fedora.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.