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nvd[email protected]NVD:CVE-2022-26650
HistoryMay 17, 2022 - 8:15 a.m.

CVE-2022-26650

2022-05-1708:15:06
CWE-1333
web.nvd.nist.gov
2
apache shenyui
regexpredicatejudge
vulnerability
resource exhaustion
user-controllable parameters

CVSS2

5

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

EPSS

0.001

Percentile

47.4%

In Apache ShenYui, ShenYu-Bootstrap, RegexPredicateJudge.java uses Pattern.matches(conditionData.getParamValue(), realData) to make judgments, where both parameters are controllable by the user. This can cause an attacker pass in malicious regular expressions and characters causing a resource exhaustion. This issue affects Apache ShenYu (incubating) 2.4.0, 2.4.1 and 2.4.2 and is fixed in 2.4.3.

Affected configurations

Nvd
Node
apacheshenyuMatch2.4.0
OR
apacheshenyuMatch2.4.1
OR
apacheshenyuMatch2.4.2
VendorProductVersionCPE
apacheshenyu2.4.0cpe:2.3:a:apache:shenyu:2.4.0:*:*:*:*:*:*:*
apacheshenyu2.4.1cpe:2.3:a:apache:shenyu:2.4.1:*:*:*:*:*:*:*
apacheshenyu2.4.2cpe:2.3:a:apache:shenyu:2.4.2:*:*:*:*:*:*:*

CVSS2

5

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

EPSS

0.001

Percentile

47.4%

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