Vulnerability · Published Dec 25, 2021 · Assigned by mitre
CVE-2021-45489
High 7.5
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 1.0% (higher than 63% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.0%top 37.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In NetBSD through 9.2, the IPv6 Flow Label generation algorithm employs a weak cryptographic PRNG.
Affected products (as reported)
References
- https://arxiv.org/pdf/2112.09604.pdf x_refsource_MISC
- http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2021-001.txt.asc x_refsource_MISC