Ubuntu.comUB:CVE-2019-18224CVE-2019-18224
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.021 Low
EPSS
Percentile
89.0%
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
bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420
github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c
github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1
launchpad.net/bugs/cve/CVE-2019-18224
nvd.nist.gov/vuln/detail/CVE-2019-18224
security-tracker.debian.org/tracker/CVE-2019-18224
ubuntu.com/security/notices/USN-4168-1
www.cve.org/CVERecord?id=CVE-2019-18224
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.021 Low
EPSS
Percentile
89.0%