CVE-2021-33833
Publication date 9 June 2021
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
ConnMan (aka Connection Manager) 1.30 through 1.39 has a stack-based buffer overflow in uncompress in dnsproxy.c via NAME, RDATA, or RDLENGTH (for A or AAAA).
Status
Package | Ubuntu Release | Status |
---|---|---|
connman | ||
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Fixed 1.36-2ubuntu0.1
|
|
18.04 LTS bionic |
Fixed 1.35-6ubuntu0.1~esm1
|
|
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release |
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Get Ubuntu ProSeverity 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-6236-1
- ConnMan vulnerabilities
- 19 July 2023