What’s Vulnerable › Vulnerabilities

CVE-2017-7295

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-05-28 · updated 2026-06-17
• Weakness: CWE-416

Description

An issue was discovered in Contiki Operating System 3.0. A use-after-free vulnerability exists in httpd-simple.c in cc26xx-web-demo httpd, where upon a connection close event, the http_state structure was not deallocated properly, resulting in a NULL pointer dereference in the output processing function. This resulted in a board crash, which can be used to perform denial of service.

Affected products

• Contiki-Os Contiki: 3.0

References

• https://gist.github.com/jackmcbride/c9328627f1ee104ce84f3fb7eff42f1e
• https://gist.github.com/jackmcbride/c9328627f1ee104ce84f3fb7eff42f1e

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