CVE-2019-16058

FAUCET Score

CVE-2019-16058 is a buffer overflow vulnerability affecting pam_p11 components 0.2.0 and 0.3.0 within OpenSC, triggered when a smart card generates a signature exceeding 256 bytes, potentially with 4096-bit RSA keys. This vulnerability has a CVSS score of 7.5 (HIGH), indicating a network-exploitable flaw that can lead to high availability impact. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		0.2.0CPE matchmatch criteria	cpe:2.3:a:opensc_project:opensc:0.2.0:::::::*
		0.3.0CPE matchmatch criteria	cpe:2.3:a:opensc_project:opensc:0.3.0:::::::*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

3.9

Impact Score

3.6

CvssVersion

3.0

Exploit Intelligence

EPSS Score

1.53%

Probability of exploitation in next 30 days

EPSS Percentile

72.1%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0153 is in the 54th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference

View patch

References

github.com / OpenSC/pam_p11/commit/d150b60e1e14c261b113f55681419ad1dfa8a76c

PatchThird Party Advisory

openwall.com / lists/oss-security/2019/09/12/1