CVE-2018-20062criticalunder attack

CVE-2018-20062

Published · Updated

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100Vexday Risk Score

Patch now. It under exploitation confirmed by CISA and has a working public exploit.

ssvc Actcvss 9.8epss 100%
from disclosure to weapon96 days
Published on NVDDec 11
1st PoC+96d
metasploitDec 10
CISA KEV+1058d
Action required by CISAfederal deadline: 2022-05-03

Apply updates per vendor instructions.

In short

NoneCms V1.3 allows attackers to run harmful code on the server by manipulating a filter parameter in the URL. This lets anyone take complete control of the website without needing special access.

Technical detail

Remote code execution vulnerability in NoneCms V1.3 via unsanitized filter parameter in thinkphp/library/think/App.php. Attackers can inject arbitrary PHP code through crafted query strings exploiting insufficient input validation, requiring only network access to the vulnerable endpoint.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

An issue was discovered in NoneCms V1.3. thinkphp/library/think/App.php allows remote attackers to execute arbitrary PHP code via crafted use of the filter parameter, as demonstrated by the s=index/\think\Request/input&filter=phpinfo&data=1 query string.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/a
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