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osvGoogleOSV:GO-2023-2181
HistoryNov 09, 2023 - 6:40 p.m.

Denial of service attack from remote registry in github.com/sigstore/cosign

2023-11-0918:40:33
Google
osv.dev
22
denial of service
remote registry
github
sigstore
cosign

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

7.1

Confidence

High

EPSS

0.001

Percentile

17.0%

An attacker who controls a remote registry can return a high number of attestations and/or signatures to cosign. This can cause cosign to enter a long loop resulting in a denial of service, i.e., endless data attack.

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

7.1

Confidence

High

EPSS

0.001

Percentile

17.0%