Alpine Linux Development TeamALPINE:CVE-2020-8621CVE-2020-8621
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
7.5 High
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
0.007 Low
EPSS
Percentile
80.6%
In BIND 9.14.0 -> 9.16.5, 9.17.0 -> 9.17.3, If a server is configured with both QNAME minimization and ‘forward first’ then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that ‘forward only’ are not affected.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Alpine | edge-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.10-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.11-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.12-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.13-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.14-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.15-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.16-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.17-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
| Alpine | 3.18-main | noarch | bind | < 9.16.6-r0 | UNKNOWN |
Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
7.5 High
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
0.007 Low
EPSS
Percentile
80.6%