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CVE-2018-16418

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Date: September 3, 2018

A buffer overflow when handling string concatenation in util_acl_to_str in tools/util.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.

Language: C

Severity Score

Related Resources (10)

https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/
https://access.redhat.com/errata/RHSA-2019:2154
https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
https://access.redhat.com/security/cve/CVE-2018-16418
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-16418
https://nvd.nist.gov/vuln/detail/CVE-2018-16418
https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad#diff-628c8445c4e7ae92bbc4be08ba11a4c3
https://security-tracker.debian.org/tracker/CVE-2018-16418
https://www.mend.io/vulnerability-database/CVE-2018-16418

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

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CVSS v3.1

Base Score:
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

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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