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githubGitHub Advisory DatabaseGHSA-G5GJ-9GGF-9VMQ
HistoryNov 10, 2021 - 8:38 p.m.

Infinite certificate chain depth results in OctoRPKI running forever

2021-11-1020:38:53
CWE-400
CWE-835
GitHub Advisory Database
github.com
20
octorpki
certificate chain
tree traversal
security advisory
cloudflare

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

45.7%

OctoRPKI (github.com/cloudflare/cfrpki/cmd/octorpki) does not limit the depth of a certificate chain, allowing for a CA to create children in an ad-hoc fashion, thereby making tree traversal never end.

For more information

If you have any questions or comments about this advisory email us at [email protected]

Affected configurations

Vulners
Node
cloudflarecfrpkiRange<1.4.0
VendorProductVersionCPE
cloudflarecfrpki*cpe:2.3:a:cloudflare:cfrpki:*:*:*:*:*:*:*:*

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

45.7%