What is the CVSS score of CVE-2021-1630?

CVE-2021-1630 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.1%.

Mule CVE-2021-1630

HIGH

Improper Restriction of XML External Entity Reference (CWE-611)

2021-08-05 security@salesforce.com

XXE Mule

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Aug 05, 2021 - 21:15 nvd

HIGH 7.5

DescriptionNVD

AnalysisAI

XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and on-premise customers. Affected products include: Salesforce Mule.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Disable external entity processing in XML parsers, use JSON instead of XML where possible.