What’s Vulnerable › Vulnerabilities

CVE-2019-25219

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-29 · updated 2026-06-17
• Weakness: CWE-1188

Description

Asio C++ Library before 1.13.0 lacks a fallback error code in the case of SSL_ERROR_SYSCALL with no associated error information from the SSL library being used.

Affected products

• Asio Cplusplus Library: before 1.13.0 — fixed in 1.13.0

How to fix

Upgrade to a fixed version: Asio Cplusplus Library 1.13.0. Check the vendor advisory for mitigations.

References

• https://github.com/chriskohlhoff/asio/commit/93337cba7b013150f5aa6194393e1d94be2853ec
• https://github.com/chriskohlhoff/asio/compare/asio-1-12-2...asio-1-13-0
• https://think-async.com/Asio/

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