CVE-2019-25042
Publication date 27 April 2021
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
** DISPUTED ** Unbound before 1.9.5 allows an out-of-bounds write via a compressed name in rdata_copy. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited.
Status
Package | Ubuntu Release | Status |
---|---|---|
unbound | 24.04 LTS noble |
Not affected
|
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Fixed 1.9.4-2ubuntu1.2
|
|
18.04 LTS bionic |
Fixed 1.6.7-1ubuntu2.4
|
|
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty |
Not affected
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 · Critical |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-4938-1
- Unbound vulnerabilities
- 6 May 2021