CVE-2021-3911
MEDIUM4.2EPSS 0.55%Panic on misconfigured IP address in github.com/cloudflare/cfrpki
Published: 11/10/2021Modified: 4/28/2026
Description
If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.
Affected packages (3)
- Debian/cfrpkifrom 0, < 1.4.2-1~deb11u1
- Go/github.com/cloudflare/cfrpkifrom 0, < 1.4.0
- Go/github.com/cloudflare/cfrpkifrom 0, < 1.4.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.2 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-3911
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-3911
- PATCHhttps://github.com/cloudflare/cfrpki
- WEBhttps://github.com/cloudflare/cfrpki/commit/2882307febd66801de97b2a2ce4d93fe58132005
- WEBhttps://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22
- WEBhttps://pkg.go.dev/vuln/GO-2022-0252
- WEBhttps://www.debian.org/security/2022/dsa-5041