What is the CVSS score of CVE-2017-1000232?

CVE-2017-1000232 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2017-1000232?

Yes, a public proof-of-concept exploit is available for CVE-2017-1000232. Prioritise patching immediately. EPSS: 0.5%.

Ldns CVE-2017-1000232

CRITICAL

Double Free (CWE-415)

2017-11-17 cve@mitre.org

Information Disclosure Ldns

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 17, 2017 - 04:29 cve.org

CRITICAL 9.8

DescriptionCVE.org

A double-free vulnerability in str2host.c in ldns 1.7.0 have unspecified impact and attack vectors.

AnalysisAI

A double-free vulnerability in str2host.c in ldns 1.7.0 have unspecified impact and attack vectors. Rated critical severity (CVSS 9.8), 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-415. A double-free vulnerability in str2host.c in ldns 1.7.0 have unspecified impact and attack vectors. Affected products include: Nlnetlabs Ldns.

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.