Vulnerability · Published Feb 9, 2021 · Assigned by mitre
CVE-2021-26675
High 8.8
In plain English
A high-severity security flaw in the connman package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)1.4%top 28.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | connman | 1.39-r0 | ALPINE-CVE-2021-26675 |
| Alpine:v3.21 | connman | 1.39-r0 | ALPINE-CVE-2021-26675 |
| Alpine:v3.22 | connman | 1.39-r0 | ALPINE-CVE-2021-26675 |
| Alpine:v3.23 | connman | 1.39-r0 | ALPINE-CVE-2021-26675 |
| Alpine:v3.24 | connman | 1.39-r0 | ALPINE-CVE-2021-26675 |
| Debian:12 | connman | 1.36-2.1 | DEBIAN-CVE-2021-26675 |
| Debian:13 | connman | 1.36-2.1 | DEBIAN-CVE-2021-26675 |
| Debian:14 | connman | 1.36-2.1 | DEBIAN-CVE-2021-26675 |
| Ubuntu:22.04:LTS | connman | 1.36-2.3ubuntu0.1 | USN-6236-1 |
Affected products (as reported)
References
- https://bugzilla.suse.com/show_bug.cgi?id=1181751 x_refsource_MISC
- https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog x_refsource_CONFIRM
- https://www.openwall.com/lists/oss-security/2021/02/08/2 x_refsource_MISC
- https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb x_refsource_CONFIRM
- [debian-lts-announce] 20210209 [SECURITY] [DLA 2552-1] connman security update mailing-list, x_refsource_MLIST
- DSA-4847 vendor-advisory, x_refsource_DEBIAN
- https://kunnamon.io/tbone/ x_refsource_MISC
- GLSA-202107-29 vendor-advisory, x_refsource_GENTOO