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ubuntuUbuntuUSN-5281-1
HistoryJun 08, 2022 - 12:00 a.m.

OpenSC vulnerabilities

2022-06-0800:00:00
ubuntu.com
25

6.4 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

6.5 Medium

AI Score

Confidence

High

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

0.002 Low

EPSS

Percentile

53.7%

Releases

  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • opensc - Smart card utilities with support for PKCS#15 compatible cards

Details

It was discovered that some OpenSC smart card drivers mishandled memory
when performing certain decoding operations. An attacker could possibly
use this issue to cause a denial of service or other unspecified impact.
This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM.
(CVE-2019-15945, CVE-2019-15946)

It was discovered that some OpenSC smart card drivers had buffer overflow
vulnerabilities. An attacker could possibly use this issue to cause a
denial of service or other unspecified impact.
(CVE-2020-26570, CVE-2020-26571, CVE-2020-26572)

6.4 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

6.5 Medium

AI Score

Confidence

High

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

0.002 Low

EPSS

Percentile

53.7%