Vulnerability Details : CVE-2018-16393
Several buffer overflows when handling responses from a Gemsafe V1 Smartcard in gemsafe_get_cert_len in libopensc/pkcs15-gemsafeV1.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.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2018-16393
- cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-16393
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-16393
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
6.8
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
CWE ids for CVE-2018-16393
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-16393
-
https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
[SECURITY] [DLA 1916-1] opensc security update
-
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
Release OpenSC-0.19.0-rc1 · OpenSC/OpenSC · GitHubThird Party Advisory
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https://access.redhat.com/errata/RHSA-2019:2154
RHSA-2019:2154 - Security Advisory - Red Hat Customer Portal
-
https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/
Advisory X41-2018-002: Multiple Vulnerabilities in OpenSC | X41 D-SEC GmbHExploit;Third Party Advisory
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https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad
fixed out of bounds writes · OpenSC/OpenSC@360e95d · GitHubPatch;Third Party Advisory
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