CVE-2021-3911

low-risk
Published 2021-11-11

If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.

Do I need to act?

-
0.55% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.2/10 Medium
NETWORK / HIGH complexity

Affected Products (2)

Octorpki

Affected Vendors

Debian Cloudflare

References (4)

Third Party Advisory https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22
Third Party Advisory https://www.debian.org/security/2022/dsa-5041
Third Party Advisory https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22
Third Party Advisory https://www.debian.org/security/2022/dsa-5041
23
/ 100
low-risk
Severity 14/34 · Moderate
Exploitability 2/34 · Minimal
Exposure 7/34 · Low