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[email protected]NVD:CVE-2021-27777

HistoryMay 12, 2022 - 10:15 p.m.

CVE-2021-27777

2022-05-1222:15:12

CWE-91

CWE-611

[email protected]

web.nvd.nist.gov

cve-2021-27777

xml

external entity injection

vulnerabilities

xml parsers

user supplied input

validation

attackers

manipulate

malicious

entity references

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

31.8%

JSON

XML External Entity (XXE) injection vulnerabilities occur when poorly configured XML parsers process user supplied input without sufficient validation. Attackers can exploit this vulnerability to manipulate XML content and inject malicious external entity references.

Affected configurations

Nvd

Node

hcltechunicaRange<12.1.1

VendorProductVersionCPE
hcltechunica*cpe:2.3:a:hcltech:unica:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
hcltech	unica	*	cpe:2.3:a:hcltech:unica::::::::

References

support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0097124

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

31.8%

JSON

Related for NVD:CVE-2021-27777

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