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VULNERABILITIES

CVE-2023-45727 Details

Description

Proself Enterprise/Standard Edition Ver5.62 and earlier, Proself Gateway Edition Ver1.65 and earlier, and Proself Mail Sanitize Edition Ver1.08 and earlier allow a remote unauthenticated attacker to conduct XML External Entity (XXE) attacks. By processing a specially crafted request containing malformed XML data, arbitrary files on the server containing account information may be read by the attacker.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA: CISA-ADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-45727 CISA-ADPUS Government Resource
https://jvn.jp/en/jp/JVN95981460/ CVEThird Party Advisory
https://www.proself.jp/information/153/ CVEVendor Advisory
https://jvn.jp/en/jp/JVN95981460/ [email protected]Third Party Advisory
https://www.proself.jp/information/153/ [email protected]Vendor Advisory

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability NameDate AddedDue DateRequired Action
North Grid Proself Improper Restriction of XML External Entity (XXE) Reference VulnerabilityDec 3, 2024Dec 24, 2024Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Weakness Enumeration

CWE-IDCWE NameSource
CWE-611Improper Restriction of XML External Entity Reference[email protected]
CWE-611Improper Restriction of XML External Entity ReferenceCISA-ADP

Affected Products

ProductVersions
northgrid proself
< 1.09
< 1.66
< 5.63

CPE

  • cpe:2.3:a:northgrid:proself:*:*:*:*:mail_sanitize:*:*:*
  • cpe:2.3:a:northgrid:proself:*:*:*:*:gateway:*:*:*
  • cpe:2.3:a:northgrid:proself:*:*:*:*:enterprise:*:*:*
  • cpe:2.3:a:northgrid:proself:*:*:*:*:standard:*:*:*

Remediation

  • No remediation found in references.

Change History

13 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2023-45727
NVD Published Date:
Oct 18, 2023
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2023-45727 Details - Not Deferred