CVE-2022-46397

HIGHNVD 7.57.5—

7.5

FP.io VPP (Vector Packet Processor) 22.10, 22.06, 22.02, 21.10, 21.06, 21.01, 20.09, 20.05, 20.01, 19.08, and 19.04 Generates a Predictable IV with CBC Mode.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 55.6%
KEV: Not listed

Published

March 28, 2023

Last Modified

February 19, 2025

References (4)

cve@mitrehttps://lists.fd.io/g/security-announce/message/2
cve@mitrehttps://s3-docs.fd.io/vpp/23.02/
af854a3a-2127-422b-91ae-364da2661108https://lists.fd.io/g/security-announce/message/2
af854a3a-2127-422b-91ae-364da2661108https://s3-docs.fd.io/vpp/23.02/

Weakness Classification(1)

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

CWE-329

Data Freshness Timeline

(refreshed 11× in last 7d / 20× 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.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 04:16 UTCEG score recompute

Frequently asked(5)

What is CVE-2022-46397?

CVE-2022-46397 is a high vulnerability published on March 28, 2023. FP.io VPP (Vector Packet Processor) 22.10, 22.06, 22.02, 21.10, 21.06, 21.01, 20.09, 20.05, 20.01, 19.08, and 19.04 Generates a Predictable IV with CBC Mode.

When was CVE-2022-46397 disclosed?

CVE-2022-46397 was first published in the National Vulnerability Database on March 28, 2023, with the most recent update on February 19, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-46397 actively exploited?

CVE-2022-46397 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 55.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-46397?

CVE-2022-46397 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2022-46397?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-46397, 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-2022-46397

📅 Published

🔄 Last Modified

🔗 References (4)