What is the CVSS score of CVE-2020-13923?

CVE-2020-13923 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 5.0%.

Ofbiz CVE-2020-13923

MEDIUM

Authorization Bypass Through User-Controlled Key (CWE-639)

2020-07-15 security@apache.org

Authentication Bypass Apache Ofbiz

5.3

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-639 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V8 - Authorization Object-level authorization, IDOR prevention
Impact	CVSS score of 5.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 5.0% exploitation probability (EPSS)

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AnalysisAI

IDOR vulnerability in the order processing feature from ecommerce component of Apache OFBiz before 17.12.04. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified under CWE-639. IDOR vulnerability in the order processing feature from ecommerce component of Apache OFBiz before 17.12.04 Affected products include: Apache Ofbiz. Version information: before 17.12.04.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

DescriptionNVD

IDOR vulnerability in the order processing feature from ecommerce component of Apache OFBiz before 17.12.04

Threat Intelligence Overview

EPSS Score

5.0%

Top 9% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 5.0%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +5

CVSS: +26

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:a:apache:ofbiz:*:*:*:*:*:*:*:*

More in Ofbiz

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CVE-2024-38856 CRITICAL Act Now POC

9.8 Aug 05

Incorrect Authorization vulnerability in Apache OFBiz.12.14. Rated critical severity (CVSS 9.8), this vulnerability is r

CVE-2024-32113 CRITICAL Act Now POC

9.8 May 08

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache OFBiz.12.13. Rate

CVE-2023-51467 CRITICAL Act Now POC

9.8 Dec 26

The vulnerability permits attackers to circumvent authentication processes, enabling them to remotely execute arbitrary

CVE-2023-49070 CRITICAL Act Now POC

9.8 Dec 05

Pre-auth RCE in Apache Ofbiz 18.12.09. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, n

CVE-2021-26295 CRITICAL Act Now POC

9.8 Mar 22

Apache OFBiz has unsafe deserialization prior to 17.12.06. Rated critical severity (CVSS 9.8), this vulnerability is rem

CVE-2024-45507 CRITICAL Act Now POC

9.8 Sep 04

Server-Side Request Forgery (SSRF), Improper Control of Generation of Code ('Code Injection') vulnerability in Apache OF

CVE-2021-30128 CRITICAL Act Now POC

9.8 Apr 27

Apache OFBiz has unsafe deserialization prior to 17.12.07 version. Rated critical severity (CVSS 9.8), this vulnerabilit

CVE-2021-29200 CRITICAL Act Now POC

9.8 Apr 27

Apache OFBiz has unsafe deserialization prior to 17.12.07 version An unauthenticated user can perform an RCE attack. Rat

CVE-2024-36104 CRITICAL Act Now POC

9.1 Jun 04

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache OFBiz.12.14. Rate

CVE-2020-9496 MEDIUM This Month POC

6.1 Jul 15

XML-RPC request are vulnerable to unsafe deserialization and Cross-Site Scripting issues in Apache OFBiz 17.12.03. Rated

CVE-2016-2170 CRITICAL Act Now

9.8 Apr 12

Apache OFBiz 12.04.x before 12.04.06 and 13.07.x before 13.07.03 allow remote attackers to execute arbitrary commands vi

CVE-2024-45195 HIGH This Week POC

7.5 Sep 04

Direct Request ('Forced Browsing') vulnerability in Apache OFBiz.12.16. Rated high severity (CVSS 7.5), this vulnerabili

Same weakness CWE-639 – Authorization Bypass Through User-Controlled Key

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CVE-2024-50483 CRITICAL

9.8

CVE-2026-55255 HIGH POC

8.4

CVE-2025-3605 CRITICAL POC

9.8

CVE-2022-3805 HIGH POC

8.6

CVE-2025-5947 CRITICAL POC

9.8

CVE-2025-67165 CRITICAL POC

9.8

CVE-2026-18315 CRITICAL POC

9.8

CVE-2020-36923 CRITICAL POC

9.8

Same technique Authentication Bypass

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CVE-2015-3306 CRITICAL POC

10.0

CVE-2023-22515 CRITICAL POC

9.8

CVE-2012-4681 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

ADVISORY https://s.apache.org/chokl REF https://lists.apache.org/thread.html/r0a0a701610b3bcdf14634047313adab3f1628bb9aa55cf29cd262ef5%40%3Ccommits.ofbiz.apache.org%3E REF https://lists.apache.org/thread.html/r108a964764b8bd21ebd32ccd4f51c183ee80a251c105b849154a8e9d%40%3Ccommits.ofbiz.apache.org%3E REF https://lists.apache.org/thread.html/r2e669797c1ea08562253239d2dc4192d951945e0c36cb0754f5394a6%40%3Cannounce.apache.org%3E REF https://lists.apache.org/thread.html/rac7e36c3daa60dd4b813f72942921b4fad71da821480ebcea96ecea1%40%3Cnotifications.ofbiz.apache.org%3E

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