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CVE-2019-18224

Description

idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.

Risk Information

Base Score
9.8
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
2.397

Associated Vulnerability

VulnerabilityOS Platform
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) idn2_2.0.5-1ubuntu0.3_i386.debLinux
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) idn2_2.0.5-1ubuntu0.3_amd64.debLinux
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) idn2_2.0.4-1.1ubuntu0.2_i386.debLinux
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) idn2_2.0.4-1.1ubuntu0.2_amd64.debLinux
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) libidn2-0_2.0.5-1ubuntu0.3_i386.debLinux
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) libidn2-0_2.0.5-1ubuntu0.3_amd64.debLinux
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) libidn2-0_2.0.4-1.1ubuntu0.2_i386.debLinux
Internationalized domain names (IDNA2008/TR46) command line tool (USN-4168-1) libidn2-0_2.0.4-1.1ubuntu0.2_amd64.debLinux
libidn2 Security Update (ALAS-2019-1373) idn2-2.3.0-1.amzn2.x86_64.rpmLinux
libidn2 Security Update (ALAS-2019-1373) libidn2-2.3.0-1.amzn2.i686.rpmLinux
libidn2 Security Update (ALAS-2019-1373) libidn2-2.3.0-1.amzn2.x86_64.rpmLinux
libidn2 Security Update (ALAS-2019-1373) libidn2-devel-2.3.0-1.amzn2.x86_64.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234