Vulnerability · Published Nov 7, 2021 · Assigned by mitre
CVE-2021-43414
High 7.0
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Severity (CVSS NVD)7.0High
Exploit odds (30 days)0.3%top 78.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in GNU Hurd before 0.9 20210404-9. The use of an authentication protocol in the proc server is vulnerable to man-in-the-middle attacks, which can be exploited for local privilege escalation to get full root access.
Affected products (as reported)
References
- https://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html x_refsource_MISC
- https://www.mail-archive.com/bug-hurd%40gnu.org/msg32114.html x_refsource_MISC