Vulnerability Details : CVE-2018-16424
Potential exploit
A double free when handling responses in read_file in tools/egk-tool.c (aka the eGK card tool) 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: Memory CorruptionDenial of service
Products affected by CVE-2018-16424
- cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-16424
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-16424
| 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 | |
|
6.6
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
0.7
|
5.9
|
NIST |
CWE ids for CVE-2018-16424
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-16424
-
https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
[SECURITY] [DLA 1916-1] opensc security update
-
https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad#diff-476b3b2a03c4eef331b4b0bfece4b063
fixed out of bounds writes · OpenSC/OpenSC@360e95d · GitHubPatch;Third Party Advisory
-
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
Release OpenSC-0.19.0-rc1 · OpenSC/OpenSC · GitHubRelease Notes;Patch;Third Party Advisory
-
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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