The Snowflake .NET driver provides an interface to the Microsoft .NET open source software framework for developing applications. Snowflake recently received a report about a vulnerability in the Snowflake Connector .NET where the checks against the Certificate Revocation List (CRL) were not performed where the insecureMode flag was set to false, which is the default setting. The vulnerability affects versions between 2.0.25 and 2.1.4 (inclusive). Snowflake fixed the issue in version 2.1.5.
CVE-2023-51662
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 73% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EG Risk
- 38(Track)EG Risk 38/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity75% × 45%Exploitation0% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 27.3%
- KEV
- Not listed
Published
December 22, 2023
Last Modified
June 17, 2026
References (4)
- security-advisories@githubhttps://docs.snowflake.com/release-notes/clients-drivers/dotnet-2023#version-2-1-5-december-18-2023
- security-advisories@githubhttps://github.com/snowflakedb/snowflake-connector-net/security/advisories/GHSA-hwcc-4cv8-cf3h
- af854a3a-2127-422b-91ae-364da2661108https://docs.snowflake.com/release-notes/clients-drivers/dotnet-2023#version-2-1-5-december-18-2023
- af854a3a-2127-422b-91ae-364da2661108https://github.com/snowflakedb/snowflake-connector-net/security/advisories/GHSA-hwcc-4cv8-cf3h
Affected Packages
(1 across 1 ecosystem)
NuGet(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| Snowflake.Data | 2.0.25 ... 2.1.4 (6 versions) | 2.1.5 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 10× in last 7d / 48× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 102 total refreshes for this CVE.
- 2026-07-23 02:29 UTCEG score recompute
- 2026-07-22 23:15 UTCEG score recompute▲ 1.50
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- 2026-06-24 06:35 UTCNVD updateCVSS v3 → 7.5 · severity → HIGH
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Related CVEs(same CWE)
Same CWE
10 shownCWE-295
Frequently asked(5)
What is CVE-2023-51662?
When was CVE-2023-51662 disclosed?
Is CVE-2023-51662 actively exploited?
What is the CVSS score of CVE-2023-51662?
How do I remediate CVE-2023-51662?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-51662
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