Home/CVE/MPXJ through 8.1.3 allows XXE attacks. This affects the GanttProjectReader and PhoenixReader components.
CVE

CVE-2020-25020

MPXJ through 8.1.3 allows XXE attacks. This affects the GanttProjectReader and PhoenixReader components.

MPXJ through 8.1.3 allows XXE attacks. This affects the GanttProjectReader and PhoenixReader components.

CRITICAL · CVSS 9.8 EPSS 0.0163
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-611Improper Restriction of XML External Entity Reference
CWE-611Improper Restriction of XML External Entity Reference
▤

Affected Products & Versions

3
mpxj<= 8.1.3
oracle primavera unifier>= 17.7 and <= 17.12
oracle primavera unifierall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven net.sf.mpxj:mpxj CRITICAL fixed in 8.1.4
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Aug 2020 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
siemens-csafSSA-137900
cisa-csafcisa-csaf-csaf_files-OT-white-2023-icsa-23-320-09
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/joniles/mpxj/pull/178/commits/c3e457f7a16facfe563eade82b0fa8736a8c96f9PatchThird Party Advisory
https://www.oracle.com/security-alerts/cpujan2021.htmlPatchThird Party Advisory
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