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CVE-2021-3911

Misconfigured IP address field in ROA leads to OctoRPKI crash

Published: Nov 11, 2021Updated: Nov 21, 2024 Sources: CVE List NVD GHSA BDUCWE-20
NVD MITRE
4.2CVSSMEDIUM
EPSS Score
0.9%
Top 45.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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

CVSS Vector Breakdown

AV:NAC:HPR:HUI:RS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-20CWE-252

Affected Products

octorpkiCloudflare
SaaS
Security Products / secure-gateway-vpn
github.com/cloudflare/cfrpkiGoOSS Libraries
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
OctoRPKICloudflare, Inc
Library
OSS Libraries / generic-library
octorpkicloudflare
SaaS
Security Products / secure-gateway-vpn
cloudflarecommercialUSSecurity Productsaka warp, octorpki, quiche
gopackage-ecosystemOSS Libraries
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
cloudflare, inccommercialUSOSS Librariesaka cloudflare inc
and 1 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22
github.com
https://www.debian.org/security/2022/dsa-5041
debian.org
https://nvd.nist.gov/vuln/detail/CVE-2021-3911
nvd.nist.gov
and 7 more references View all →

Timeline

Published
Nov 11, 2021
Last Updated
Nov 21, 2024

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