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[email protected]NVD:CVE-2020-26048

HistoryOct 05, 2020 - 3:15 p.m.

CVE-2020-26048

2020-10-0515:15:12

CWE-434

[email protected]

web.nvd.nist.gov

cuppacms

file manager

authenticated attacker

upload

arbitrary code execution

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

70.7%

JSON

The file manager option in CuppaCMS before 2019-11-12 allows an authenticated attacker to upload a malicious file within an image extension and through a custom request using the rename function provided by the file manager is able to modify the image extension into PHP resulting in remote arbitrary code execution.

Affected configurations

Nvd

Node

cuppacmscuppacmsRange<2019-11-12

VendorProductVersionCPE
cuppacmscuppacms*cpe:2.3:a:cuppacms:cuppacms:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cuppacms	cuppacms	*	cpe:2.3:a:cuppacms:cuppacms::::::::

References

github.com/CuppaCMS/CuppaCMS/issues/7

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

70.7%

JSON

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