CVE-2020-17002Azure SDK for C Security Feature Bypass Vulnerability
- 7.4HighCVSS base score
- 3.5%Exploitation in 30 daysEPSS · top 11% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Azure SDK for C Security Feature Bypass Vulnerability
Timeline
ID reserved
By microsoft
- 4 months later
· 4 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| microsoftCNA (assigner) | 3.1 | High7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C |
| NVDNVD · Modified | 3.1 | High7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 3.5% · top 11% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.4.
Affected products
Microsoft · azure-c-shared-utility
- affected < publication
Microsoft · Azure-c-shared-utility Release LTS_02_2020_Ref02
- affected < publication
Microsoft · Azure-c-shared-utility Release LTS_07_2020_Ref02
- affected < publication
- affected 1.0.0 – < publication
Microsoft · azure-uamqp-c Release LTS_02_2020_Ref02
- affected < publication
Microsoft · azure-uamqp-c Release LTS_07_2020_Ref02
- affected < publication
- affected < publication
Microsoft · azure-uhttp-c Release LTS_02_2020_Ref02
- affected < publication
Microsoft · azure-uhttp-c Release LTS_07_2020_Ref02
- affected < publication
- affected < publication
Microsoft · azure-umqtt-c Release LTS_02_2020_Ref02
- affected < publication
Microsoft · azure-umqtt-c Release LTS_07_2020_Ref02
- affected < publication
- affected < publication
Microsoft · azure-utpm-c Release LTS_02_2020_Ref02
- affected < publication
Microsoft · azure-utpm-c Release LTS_07_2020_Ref02
- affected < publication
Microsoft · C SDK for Azure IoT
- affected < publication
Microsoft · C SDK for Azure IoT Release LTS_02_2020_Ref02
- affected < publication
Microsoft · C SDK for Azure IoT Release LTS_07_2020_Ref02
- affected < publication
References
References2
- Azure SDK for C Security Feature Bypass Vulnerability (opens in a new tab)vendor-advisorypatch
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17002 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-8959 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-17002)Record last updated .