CVE-2021-23803

This affects the package latte/latte before 2.10.6. There is a way to bypass allowFunctions that will affect the security of the application. When the template is set to allow/disallow the use of certain functions, adding control characters (x00-x08) after the function will bypass these restrictions.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/nette/latte/issues/279	Exploit Issue Tracking Patch Third Party Advisory
https://github.com/nette/latte/commit/227c86eda9a8a6d060ea8501923e768b6d992210	Patch Third Party Advisory
https://snyk.io/vuln/SNYK-PHP-LATTELATTE-1932226	Exploit Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:nette:latte:*:*:*:*:*:*:*:*

Information

Published : 2021-12-17 12:15

Updated : 2021-12-27 11:33

NVD link : CVE-2021-23803

Mitre link : CVE-2021-23803

JSON object : View

CWE

CWE-863

Incorrect Authorization

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Products Affected

nette

latte

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