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Fencer Vulns
high 7.5

CVE-2019-25219 json

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 S…

published 2024-10-29 2 y ago modified 2026-06-17 4 mo ago also EUVD-2019-19367

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits
0
none known

Summary

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.

Patch / fix

  • asio cplusplus_library 1.13.0
  • asio Debian 14, Debian 13, Debian 12 1:1.18.1-1

debian advisories DEBIAN-CVE-2019-25219

  • asio Azure Linux 3.0 1.31.0-1

azure linux advisories AZL-52029

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-25219 updated cvss 2.5

asio: missing fallback error code

  • Red Hat Enterprise Linux 8 asio
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • asio cplusplus_library

Classification

Weakness
  • CWE-1188 Initialization of a Resource with an Insecure Default

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.