CVE-2015-3298

HIGHNVD 8.88.8—

8.8

Yubico ykneo-openpgp before 1.0.10 has a typo in which an invalid PIN can be used. When first powered up, a signature will be issued even though the PIN has not been validated.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 31.3%
KEV: Not listed

Published

March 30, 2022

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://developers.yubico.com/ykneo-openpgp/SecurityAdvisory%202015-04-14.html
af854a3a-2127-422b-91ae-364da2661108https://developers.yubico.com/ykneo-openpgp/SecurityAdvisory%202015-04-14.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-347Improper Verification of Cryptographic Signature

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 00:51 UTCEG score recompute
2026-05-26 00:51 UTCGHSA enrichment
2026-05-24 16:43 UTCepss_batch
2026-05-23 15:10 UTCepss_batch

Frequently asked(5)

What is CVE-2015-3298?

CVE-2015-3298 is a high vulnerability published on March 30, 2022. Yubico ykneo-openpgp before 1.0.10 has a typo in which an invalid PIN can be used. When first powered up, a signature will be issued even though the PIN has not been validated.

When was CVE-2015-3298 disclosed?

CVE-2015-3298 was first published in the National Vulnerability Database on March 30, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2015-3298 actively exploited?

CVE-2015-3298 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 31.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2015-3298?

CVE-2015-3298 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2015-3298?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-3298, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2015-3298

📅 Published

🔄 Last Modified

🔗 References (2)