CVE-2021-3912
MEDIUM4.2EPSS 0.55%Resource exhaustion via GZIP bomb in github.com/cloudflare/cfrpki
Published: 11/10/2021Modified: 4/28/2026
Description
OctoRPKI tries to load the entire contents of a repository in memory, and in the case of a GZIP bomb, unzip it in memory, making it possible to create a repository that makes OctoRPKI run out of memory (and thus 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-2021-3912
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-3912
- PATCHgithub.com/cloudflare/cfrpki
- WEBhttps://github.com/cloudflare/cfrpki/commit/648658b1b176a747b52645989cfddc73a81eacad
- WEBhttps://github.com/cloudflare/cfrpki/security/advisories/GHSA-g9wh-3vrx-r7hg
- WEBhttps://pkg.go.dev/vuln/GO-2022-0253
- WEBhttps://www.debian.org/security/2022/dsa-5041