CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
64.8%
The search_make_new function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (out-of-bounds read) via an empty hostname.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Alpine | edge-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.10-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.11-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.12-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.13-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.14-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.15-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.16-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.17-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
Alpine | 3.18-main | noarch | libevent | < 2.1.8-r0 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
64.8%