UbuntuUSN-3421-1Libidn2 vulnerability
7.5 High
CVSS2
Attack Vector
NETWORK
Attack 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
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
9.4 High
AI Score
Confidence
High
0.006 Low
EPSS
Percentile
77.7%
Releases
- Ubuntu 17.04
Packages
- libidn2-0 - Internationalized domain names (IDNA2008) library
Details
It was discovered that Libidn2 incorrectly handled certain input. A
remote attacker could possibly use this issue to cause Libidn2 to crash,
resulting in a denial of service.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Ubuntu | 17.04 | noarch | libidn2-0 | < 0.16-1ubuntu0.1 | UNKNOWN |
| Ubuntu | 17.04 | noarch | idn2 | < 0.16-1ubuntu0.1 | UNKNOWN |
| Ubuntu | 17.04 | noarch | idn2-dbgsym | < 0.16-1ubuntu0.1 | UNKNOWN |
| Ubuntu | 17.04 | noarch | libidn2-0-dbg | < 0.16-1ubuntu0.1 | UNKNOWN |
| Ubuntu | 17.04 | noarch | libidn2-0-dbgsym | < 0.16-1ubuntu0.1 | UNKNOWN |
| Ubuntu | 17.04 | noarch | libidn2-0-dev | < 0.16-1ubuntu0.1 | UNKNOWN |
| Ubuntu | 17.04 | noarch | libidn2-0-dev-dbgsym | < 0.16-1ubuntu0.1 | UNKNOWN |
References
Related
7.5 High
CVSS2
Attack Vector
NETWORK
Attack 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
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
9.4 High
AI Score
Confidence
High
0.006 Low
EPSS
Percentile
77.7%