What is the CVSS score of CVE-2018-16425?

CVE-2018-16425 has a CVSS 3.0 base score of 6.6 (Medium). CVSS vector: CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.7%.

Is there a public PoC exploit available for CVE-2018-16425?

Yes, a public proof-of-concept exploit is available for CVE-2018-16425. Prioritise patching immediately. EPSS: 0.7%.

Is there a patch available for CVE-2018-16425?

Yes, a patch is available for CVE-2018-16425. Update the affected software to the latest version immediately.

Opensc CVE-2018-16425

MEDIUM

Double Free (CWE-415)

2018-09-04 cve@mitre.org

Denial Of Service Opensc

6.6

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

6.6 MEDIUM

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

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 04, 2018 - 00:29 nvd

MEDIUM 6.6

DescriptionNVD

A double free when handling responses from an HSM Card in sc_pkcs15emu_sc_hsm_init in libopensc/pkcs15-sc-hsm.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service (application crash) or possibly have unspecified other impact.

AnalysisAI

A double free when handling responses from an HSM Card in sc_pkcs15emu_sc_hsm_init in libopensc/pkcs15-sc-hsm.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted. Rated medium severity (CVSS 6.6), this vulnerability is low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-415. A double free when handling responses from an HSM Card in sc_pkcs15emu_sc_hsm_init in libopensc/pkcs15-sc-hsm.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service (application crash) or possibly have unspecified other impact. Affected products include: Opensc Project Opensc. Version information: before 0.19.0.

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.