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GitHub Advisory DatabaseGHSA-V5R6-6R3C-WQXC

HistoryAug 25, 2021 - 8:44 p.m.

Memory exhaustion in asn1_der

2021-08-2520:44:56

CWE-400

GitHub Advisory Database

github.com

asn1_der

memory exhaustion

length field

security

rust

CVSS2

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

EPSS

0.001

Percentile

42.5%

JSON

An issue was discovered in the asn1_der crate before 0.6.2 for Rust. Attackers can trigger memory exhaustion by supplying a large value in a length field.

Affected configurations

Vulners

Node

asn1_der_projectasn1_derRange<0.6.2

VendorProductVersionCPE
asn1_der_projectasn1_der*cpe:2.3:a:asn1_der_project:asn1_der:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
asn1_der_project	asn1_der	*	cpe:2.3:a:asn1_der_project:asn1_der::::::::

References

github.com/advisories/GHSA-v5r6-6r3c-wqxc

github.com/KizzyCode/asn1_der/issues/1

nvd.nist.gov/vuln/detail/CVE-2019-15549

rustsec.org/advisories/RUSTSEC-2019-0007.html

CVSS2

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

EPSS

0.001

Percentile

42.5%

JSON

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