CVE-2018-16420 describes multiple buffer overflow vulnerabilities in OpenSC versions prior to 0.19.0-rc1, specifically within the decrypt_response function when processing ePass 2003 card responses. This vulnerability carries a CVSS v3 score of 6.6 (Medium) and could allow an attacker with a crafted smartcard to cause a denial of service (application crash) or potentially achieve other unspecified impacts. While the attack vector is physical (AV:P) and requires low privileges (PR:L), the potential impact on confidentiality, integrity, and availability is high (C:H/I:H/A:H). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.18.0CPE matchmatch criteria | cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.