Vulnerability Name:

CCN-148354

Published:2018-08-14
Updated:2018-08-14
Summary:OpenSC Project OpenSC is vulnerable to a denial of service, caused by an out-of-bounds write flaw in the gemsafe_get_cert_len function in src/libopensc/pkcs15-gemsafeV1.c. By using a smartcard to send responses to APDU commands, a physical attacker could exploit this vulnerability to cause a denial of service condition or execute arbitrary code on the system.
CVSS v3 Severity:6.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
5.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.2 Medium (CCN CVSS v2 Vector: AV:L/AC:H/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: BugTraq Mailing List, Tue, 14 Aug 2018 15:42:49 +0200
X41 D-Sec GmbH Security Advisory X41-2018-002: Multiple Vulnerabilities in OpenSC

Source: XF
Type: UNKNOWN
opensc-gemsafegetcert-dos(148354)

Source: CCN
Type: OpenSC GIT Repository
OpenSC

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:opensc_project:opensc:0.18.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    opensc_project opensc 0.18.0