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MitreCVE-2020-23323

HistoryJun 10, 2021 - 11:15 p.m.

CVE-2020-23323

2021-06-1023:15:08

CWE-787

mitre

web.nvd.nist.gov

cve-2020-23323

heap-buffer-overflow

re-parser.c

re_parse_char_escape

jerryscript 2.2.0

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.003

Percentile

65.7%

JSON

There is a heap-buffer-overflow at re-parser.c in re_parse_char_escape in JerryScript 2.2.0.

Affected configurations

Nvd

Node

jerryscriptjerryscriptMatch2.2.0

VendorProductVersionCPE
jerryscriptjerryscript2.2.0cpe:2.3:a:jerryscript:jerryscript:2.2.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
jerryscript	jerryscript	2.2.0	cpe:2.3:a:jerryscript:jerryscript:2.2.0:::::::*

References

github.com/jerryscript-project/jerryscript/issues/3871

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.003

Percentile

65.7%

JSON

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