CVE-2020-35608
A code execution vulnerability exists in the normal world’s signed code execution functionality of Microsoft Azure Sphere 20.07.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A code execution vulnerability exists in the normal world’s signed code execution functionality of Microsoft Azure Sphere 20.07. A specially crafted AF_PACKET socket can cause a process to create an executable memory mapping with controllable content. An attacker can execute a shellcode that uses the PACKET_MMAP functionality to trigger this vulnerability.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.10% probability · 91th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-74
- Affected
- microsoft/azure sphere
- Source
- cve@mitre.org
EPSS 4.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1134Exploit, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1134Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1134Exploit, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1134Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.