1. CVE-Search
  2. CVE-2019-18224
ID CVE-2019-18224
Summary 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
Vulnerable Configurations
  • cpe:2.3:a:gnu:libidn2:0.3:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.3:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.4:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.4:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.5:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.5:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.6:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.6:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.7:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.7:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.8:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.8:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.9:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.9:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.10:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.10:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.11:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.11:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.12:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.12:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.13:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.13:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.14:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.14:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.15:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.15:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:0.16:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:0.16:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:2.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:2.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:2.0.1:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:2.0.1:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:2.0.2:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:2.0.2:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:2.0.3:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:2.0.3:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:2.0.4:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:2.0.4:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:2.0.5:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:2.0.5:*:*:*:*:*:*:*
  • cpe:2.3:a:gnu:libidn2:2.1.0:*:*:*:*:*:*:*
    cpe:2.3:a:gnu:libidn2:2.1.0:*:*:*:*:*:*:*
CVSS
Base: 7.5 (as of 29-10-2019 - 19:15)
Impact:
Exploitability:
CWE CWE-787
CAPEC
Access
VectorComplexityAuthentication
NETWORK LOW NONE
Impact
ConfidentialityIntegrityAvailability
PARTIAL PARTIAL PARTIAL
cvss-vector via4 AV:N/AC:L/Au:N/C:P/I:P/A:P
refmap via4
bugtraq 20200203 [SECURITY] [DSA 4613-1] libidn2 security update
debian DSA-4613
fedora
  • FEDORA-2019-a8d35fcf7c
  • FEDORA-2019-d3221d69e0
gentoo GLSA-202003-63
misc
suse
  • openSUSE-SU-2019:2611
  • openSUSE-SU-2019:2613
ubuntu USN-4168-1
Last major update 29-10-2019 - 19:15
Published 21-10-2019 - 17:15
Last modified 29-10-2019 - 19:15
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