CVE-2023-0343

MEDIUMNVD 6.57.5▲

6.5

Akuvox E11 contains a function that encrypts messages which are then forwarded. The IV vector and the key are static, and this may allow an attacker to decrypt messages.

CVSS v3: 6.5
EG Score: 7.5(medium)
EPSS: 46.6%
KEV: Not listed

Published

March 31, 2023

Last Modified

November 21, 2024

References (2)

ics-cert@hqhttps://www.cisa.gov/news-events/ics-advisories/icsa-23-068-01
af854a3a-2127-422b-91ae-364da2661108https://www.cisa.gov/news-events/ics-advisories/icsa-23-068-01

Weakness Classification(1)

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

CWE-330Use of Insufficiently Random Values

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 20:12 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 04:00 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-0343?

CVE-2023-0343 is a medium vulnerability published on March 31, 2023. Akuvox E11 contains a function that encrypts messages which are then forwarded. The IV vector and the key are static, and this may allow an attacker to decrypt messages.

When was CVE-2023-0343 disclosed?

CVE-2023-0343 was first published in the National Vulnerability Database on March 31, 2023, 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-2023-0343 actively exploited?

CVE-2023-0343 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 46.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-0343?

CVE-2023-0343 has a CVSS v3 base score of 6.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.5.

How do I remediate CVE-2023-0343?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-0343, 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-2023-0343

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-0343?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)