National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2018-16422 Detail

Current Description

A single byte buffer overflow when handling responses from an esteid Card in sc_pkcs15emu_esteid_init in libopensc/pkcs15-esteid.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.

Source:  MITRE
Description Last Modified:  09/03/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.6 MEDIUM
Vector: AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 0.7

Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad#diff-d64c08c80437cf0006ada91e50f20ba0 Patch Third Party Advisory
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1 Patch Release Notes Third Party Advisory
https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/ Exploit Third Party Advisory

Technical Details

Vulnerability Type (View All)

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-16422
NVD Published Date:
09/03/2018
NVD Last Modified:
10/26/2018