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NVD / CVE Program· CNA rapid7

CVE-2020-7378: CRIXP OpenCRX Unverified Password Change

Noroxi assessment

Priority: Monitor (action score 37/100)

  • Public proof-of-concept code exists (GitHub); there is no record of exploitation in the wild.
  • Probability of exploitation in the next 30 days: 2.6% (FIRST EPSS); higher than 85.3% of all records.
  • Anyone who can reach it over the internet can trigger it. No account or password is required. No user action is required. No special conditions are required; it is repeatable.
  • According to the record, no fixed version is available yet.

Low priority for now. Update when a fix is released; follow the vendor's advisory.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

CRIXP OpenCRX version 4.30 and 5.0-20200717 and prior suffers from an unverified password change vulnerability. An attacker who is able to connect to the affected OpenCRX instance can change the password of any user, including admin-Standard, to any chosen value. This issue was resolved in version 5.0-20200904, released September 4, 2020.

CriticalCVSS 9.1 · v3.1—Proof of concept No fix recorded
Published
Nov 24, 2020
Updated
Jun 16, 2026
EPSS
2.6% · 85th percentile

Report tools

JSON

Action score

37

Monitor

Low priority for now.

CVSS
36 / 40 · 9.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.6%

CNA vs NVD score

NVD
9.1
CNA · rapid7
9.1
agree

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • Proof of concept exists, no weaponized module
  • No fixed version yet

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2020-7378

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
opencrxopencrx

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • opencrx opencrxup to 4.3.0 inclusive
  • opencrx opencrx5.0
  • opencrx opencrx5.0.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (rapid7). Independent of NVD's CPE analysis and usually ahead of it.

  • CRIXP OpenCRX

    • 4.30 and later · up to and including 4.30affected
    • 5.0-20200717 and later · up to and including 5.0-20200717affected

Same product

opencrx: all records

Other highest-scoring records for the same primary product.

  • CVE-2023-46502An issue in openCRX v.5.2.2 allows a remote attacker to read internal files and execute server side request forgery attack via insecure Docu
    39Monitor
  • CVE-2023-27151openCRX 5.2.0 was discovered to contain an HTML injection vulnerability for Search Criteria-Activity Number (in the Saved Search Activity) v
    24Monitor
  • CVE-2023-40817OpenCRX version 5.2.0 is vulnerable to HTML injection via the Product Configuration Name Field.
    24Monitor

Published before and after this one in the same product

  • Later →CVE-2021-25959Sep 29, 2021 · OpenCRX - Reflected Cross-Site Scripting in Password Reset Functionality
    24Monitor
  • Later →CVE-2022-40084Oct 20, 2022 · OpenCRX before v5.2.2 was discovered to be vulnerable to password enumeration due to the difference in error messages received during a pass
    21Monitor
  • Later →CVE-2023-40809Nov 18, 2023 · OpenCRX version 5.2.0 is vulnerable to HTML injection via the Activity Search Criteria-Activity Number.
    24Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Proof of concept available

A public proof of concept or detection signature exists. Exploit knowledge is out there; don't delay patching.

Evidence

  • Proof-of-concept repository on GitHub ×2

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Proof-of-concept repository on GitHubstars:52021-07-06
Proof-of-concept repository on GitHubstars:02025-06-27

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Published
  2. First PoC+223 d
  3. TodayOct 26, 2026+2162 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

  • Trevor ChristiansenRapid7 in accordance with Rapid7's standard vulnerability disclosure policy.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
none
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
None

Weakness class (CWE)

CWE-620 · Unverified Password Change

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

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