Buffer overflow in Opensc_project Opensc

CVE-2019-15946

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.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (30.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2019-15946?
CVE-2019-15946 is a medium-severity vulnerability in Opensc_project Opensc, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.4/10. Published 2019-09-05.
How severe is CVE-2019-15946?
Medium severity. CVSS v3 base score is 6.4 out of 10.