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MitreCVE-2021-45700

HistoryDec 27, 2021 - 12:15 a.m.

CVE-2021-45700

2021-12-2700:15:09

mitre

web.nvd.nist.gov

cve-2021-45700

nervos ckb

denial of service

nvd

rust

depgroup

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

43.7%

JSON

An issue was discovered in the ckb crate before 0.40.0 for Rust. Attackers can cause a denial of service (Nervos CKB blockchain node crash) via a dead call that is used as a DepGroup.

Affected configurations

Nvd

Node

nervosckbRange<0.40.0rust

VendorProductVersionCPE
nervosckb*cpe:2.3:a:nervos:ckb:*:*:*:*:*:rust:*:*

Vendor	Product	Version	CPE
nervos	ckb	*	cpe:2.3:a:nervos:ckb::::::rust::*

References

raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0109.md

rustsec.org/advisories/RUSTSEC-2021-0109.html

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

43.7%

JSON

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