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[email protected]CVE-2020-23921

HistoryApr 21, 2021 - 6:15 p.m.

CVE-2020-23921

2021-04-2118:15:08

CWE-125

[email protected]

web.nvd.nist.gov

cve-2020-23921

fast_ber

heap-based buffer over-read

security issue

nvd

5.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.4%

JSON

An issue was discovered in fast_ber through v0.4. yy::yylex() in asn_compiler.hpp has a heap-based buffer over-read.

Affected configurations

NVD

Node

fast_ber_projectfast_berRange≤0.4

CPENameOperatorVersion
fast_ber_project:fast_berfast ber project fast berle0.4

CPE	Name	Operator	Version
fast_ber_project:fast_ber	fast ber project fast ber	le	0.4

References

cwe.mitre.org/data/definitions/126.html

github.com/Samuel-Tyler/fast_ber/issues/30

Social References

5.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.4%

JSON

Related for CVE-2020-23921

prion1 osv1 nvd1 cvelist1