Vulnerability Name:

CVE-2019-15946 (CCN-166685)

Assigned:2019-08-27
Published:2019-08-27
Updated:2021-11-30
Summary:OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c.
CVSS v3 Severity:6.4 Medium (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 (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
3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
6.4 Medium (REDHAT 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 (REDHAT 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:4.4 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-119
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-15946

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20191229 OpenSC 0.20.0 released

Source: XF
Type: UNKNOWN
opensc-cve201915946-dos(166685)

Source: CCN
Type: OpenSC GIT Repository
Fixed out of bounds access in ASN.1 Octet string

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/a3fc7693f3a035a8a7921cffb98432944bb42740

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/OpenSC/OpenSC/compare/f1691fc...12218d4

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20190911 [SECURITY] [DLA 1916-1] opensc security update

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20211129 [SECURITY] [DLA 2832-1] opensc security update

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-3c93790abe

Vulnerable Configuration:Configuration 1:
  • cpe:/a:opensc-project:opensc:*:*:*:*:*:*:*:* (Version <= 0.19.0)

    • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:fedoraproject:fedora:31:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:8::baseos:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:opensc_project:opensc:0.19.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7724
    P
    		opensc-0.22.0-150400.1.7 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:3380
    P
    		tar-1.27.1-15.3.7 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3130
    P
    		libSDL-1_2-0-1.2.15-15.11.1 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:94492
    P
    		apache2-2.4.51-150400.4.6 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94760
    P
    		opensc-0.22.0-150400.1.7 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:95195
    P
    		icedtea-web-1.7.2-150100.7.3.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:249
    P
    		opensc-0.19.0-3.7.1 on GA media (Moderate)
    2022-06-13
    oval:org.opensuse.security:def:1178
    P
    		Security update for go1.18 (Important)
    2022-06-07
    oval:org.opensuse.security:def:113061
    P
    		opensc-0.21.0-2.2 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:106501
    P
    		opensc-0.21.0-2.2 on GA media (Moderate)
    2021-10-01
    oval:org.opensuse.security:def:101025
    P
    		opensc-0.19.0-3.7.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:101205
    P
    		libmodplug-devel-0.3.19-2.10.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:62267
    P
    		opensc-0.19.0-3.7.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:72008
    P
    		opensc-0.19.0-3.7.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:101908
    P
    		Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP3) (Important)
    2021-07-29
    oval:org.opensuse.security:def:111326
    P
    		Security update for opensc (Moderate)
    2021-04-16
    oval:org.opensuse.security:def:64469
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:73591
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:96842
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:107871
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:66736
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:75804
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:117386
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:5647
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:108574
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:45077
    P
    		Security update for opensc (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:40647
    P
    		Security update for opensc (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:43700
    P
    		Security update for opensc (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:39270
    P
    		Security update for opensc (Moderate)
    2021-04-06
    oval:org.opensuse.security:def:5990
    P
    		Security update for opensc (Moderate)
    2021-03-31
    oval:org.opensuse.security:def:87570
    P
    		Security update for opensc (Moderate)
    2021-03-31
    oval:org.opensuse.security:def:58929
    P
    		Security update for opensc (Moderate)
    2021-03-31
    oval:org.opensuse.security:def:33106
    P
    		Security update for opensc (Moderate)
    2021-03-31
    oval:org.opensuse.security:def:60491
    P
    		Security update for opensc (Moderate)
    2021-03-31
    oval:org.opensuse.security:def:34668
    P
    		Security update for opensc (Moderate)
    2021-03-31
    oval:com.redhat.rhsa:def:20204483
    P
    		RHSA-2020:4483: opensc security, bug fix, and enhancement update (Moderate)
    2020-11-04
    oval:com.ubuntu.disco:def:2019159460000000
    V
    		CVE-2019-15946 on Ubuntu 19.04 (disco) - untriaged.
    2019-09-05
    oval:com.ubuntu.bionic:def:2019159460000000
    V
    		CVE-2019-15946 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-09-05
    oval:com.ubuntu.xenial:def:2019159460000000
    V
    		CVE-2019-15946 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-09-05
    BACK
    opensc-project opensc *
    debian debian linux 8.0
    debian debian linux 9.0
    fedoraproject fedora 31
    opensc_project opensc 0.19.0