What’s Vulnerable › Vulnerabilities

CVE-2019-5039

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-08-20 · updated 2026-06-17
• Weakness: CWE-122

Description

An exploitable command execution vulnerability exists in the ASN1 certificate writing functionality of Openweave-core version 4.0.2. A specially crafted weave certificate can trigger a heap-based buffer overflow, resulting in code execution. An attacker can craft a weave certificate to trigger this vulnerability.

Affected products

• Openweave-Core: 4.0.2

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2019-0802
• https://talosintelligence.com/vulnerability_reports/TALOS-2019-0802

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