Out-of-Bounds Affecting opensc package, versions <0.16.0-3+deb9u2


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.17% (56th percentile)

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  • Snyk ID SNYK-DEBIAN9-OPENSC-461077
  • published 6 Sep 2019
  • disclosed 5 Sep 2019

How to fix?

Upgrade Debian:9 opensc to version 0.16.0-3+deb9u2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opensc package and not the opensc package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Bitstring in decode_bit_string in libopensc/asn1.c.

CVSS Scores

version 3.1
Expand this section

NVD

6.4 medium
  • Attack Vector (AV)
    Physical
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
Expand this section

Red Hat

6.4 medium