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MitreCVE-2020-15689

HistoryJul 13, 2020 - 2:15 p.m.

CVE-2020-15689

2020-07-1314:15:11

CWE-476

mitre

web.nvd.nist.gov

appweb

cve-2020-15689

http

range header

denial of service

nvd

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

AI Score

7.4

Confidence

High

EPSS

0.015

Percentile

86.9%

JSON

Appweb before 7.2.2 and 8.x before 8.1.0, when built with CGI support, mishandles an HTTP request with a Range header that lacks an exact range. This may result in a NULL pointer dereference and cause a denial of service.

Affected configurations

Nvd

Node

embedthisappwebRange<7.2.2

embedthisappwebRange8.0.0–8.1.0

VendorProductVersionCPE
embedthisappweb*cpe:2.3:a:embedthis:appweb:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
embedthis	appweb	*	cpe:2.3:a:embedthis:appweb::::::::

References

github.com/embedthis/appweb-gpl/issues/2

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

AI Score

7.4

Confidence

High

EPSS

0.015

Percentile

86.9%

JSON

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