Mondoo Vulnerability Intelligence

Curated by Mondoo Research, enhanced with AI

Resources

Search Vulnerabilities
Trending CVEs
Browse Ecosystems
Terminology
Blog

Open Source

cnquery
cnspec

Star us on GitHub!

Company

Mondoo Platform
About
Contact

Vulnerability Intelligence

Customers

Vulnerability IntelligenceCVE-2019-18224

CVE-2019-18224

CRITICAL9.8

idn2_to_ascii_4i in lib/lookup

Published Oct 21, 2019

Modified 1 years ago

Details

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.

References

ADVISORY

http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html

ADVISORY

http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html

WEB

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420

WEB

https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c

WEB

https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1

ADVISORY

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDQVQ2XPV5BTZUFINT7AFJSKNNBVURNJ/

ADVISORY

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MINU5RKDFE6TKAFY5DRFN3WSFDS4DYVS/

WEB

https://seclists.org/bugtraq/2020/Feb/4

ADVISORY

https://security.gentoo.org/glsa/202003-63

ADVISORY

https://usn.ubuntu.com/4168-1/

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2019-18224

ADVISORY

https://www.debian.org/security/2020/dsa-4613

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedOct 21, 2019

ModifiedAug 5, 2024

CVE-2019-18224 | Mondoo Vulnerability Intelligence