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cvelistMitreCVELIST:CVE-2021-30137
HistorySep 15, 2021 - 12:35 p.m.

CVE-2021-30137

2021-09-1512:35:09
mitre
www.cve.org
2
assyst 10 sp7.5
authenticated xxe
ssrf
xml unmarshalling
json
xml data
malicious xml

CVSS3

7.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

AI Score

8.3

Confidence

High

EPSS

0.002

Percentile

57.6%

Assyst 10 SP7.5 has authenticated XXE leading to SSRF via XML unmarshalling. The application allows users to send JSON or XML data to the server. It was possible to inject malicious XML data through several access points.

CVSS3

7.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

AI Score

8.3

Confidence

High

EPSS

0.002

Percentile

57.6%

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