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MitreCVE-2021-46513

HistoryJan 27, 2022 - 9:15 p.m.

CVE-2021-46513

2022-01-2721:15:09

CWE-120

mitre

web.nvd.nist.gov

cve-2021-46513

cesanta mjs

buffer overflow

mjs_mk_string

security vulnerability

nvd

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

65.7%

JSON

Cesanta MJS v2.20.0 was discovered to contain a global buffer overflow via mjs_mk_string at mjs/src/mjs_string.c.

Affected configurations

Nvd

Node

cesantamjsMatch2.20.0

VendorProductVersionCPE
cesantamjs2.20.0cpe:2.3:a:cesanta:mjs:2.20.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cesanta	mjs	2.20.0	cpe:2.3:a:cesanta:mjs:2.20.0:::::::*

References

github.com/cesanta/mjs/issues/189

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

65.7%

JSON

Related for CVE-2021-46513