OctoRPKI crashes when processing GZIP bomb returned via malicious repository
CVE-2021-3912

4.2MEDIUM

Key Information:

Vendor

Cloudflare

Status
Octorpki
Vendor
CVE Published:
1 November 2021

What is CVE-2021-3912?

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).

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Deploy the Patch

Affected Version(s)

octorpki < 1.4.0

References

https://github.com/cloudflare/cfrpki/security/advisories/...
x_refsource_MISC
https://www.debian.org/security/2022/dsa-5041
vendor-advisoryx_refsource_DEBIAN

CVSS V3.1

Score:
4.2
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
High
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Koen van Hove
JSON
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