Cyber Resilience

CVE-2023-0678

MediumPublic PoC

Published: 04 February 2023

Published
04 February 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.6762 98.6th percentile
Risk Priority 51 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-0678 is a medium-severity Missing Authorization (CWE-862) vulnerability in Phpipam Phpipam. Its CVSS base score is 5.3 (Medium).

Operationally, ranked in the top 1.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

CVE-2023-0678 is a missing authorization vulnerability, tracked as CWE-862, that affects the phpIPAM IP address management application in all versions prior to 1.5.1. The flaw resides in the GitHub repository phpipam/phpipam and carries a CVSS 3.1 base score of 5.3, reflecting network attack vector, low complexity, and no required authentication or user interaction, with limited impact on confidentiality.

An unauthenticated remote attacker can send crafted requests to the application and obtain unauthorized access to certain data or functionality that should be restricted. Because the vulnerability allows access without credentials, an adversary positioned on the network can read limited sensitive information that the application would normally withhold.

Public references point to a specific commit (1960bd24e8a55796da066237cf11272c44bb1cc4) that resolves the issue and to a coordinated disclosure on huntr.dev; administrators should upgrade to phpIPAM 1.5.1 or later to apply the authorization checks that were added in the patch. The EPSS score has remained near 0.68 with only minor fluctuation between its recorded peak and current value.

EU & UK References

Vulnerability details

Missing Authorization in GitHub repository phpipam/phpipam prior to v1.5.1.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

phpipam
phpipam
≤ 1.5.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-862

Requiring an access control policy ensures authorization checks are defined and applied for critical functions.

addresses: CWE-862

Reviews of access controls detect missing authorization checks on critical functions or resources.

addresses: CWE-862

Documenting permitted unauthenticated actions prevents missing authorization by making all exceptions explicit and subject to organizational review.

addresses: CWE-862

Requiring attribute association with information prevents authorization from being performed without necessary security or privacy context.

addresses: CWE-862

Mandating authorization prior to allowing remote connections addresses missing authorization for remote access.

addresses: CWE-862

Mandating authorization before wireless connections are allowed prevents missing authorization for wireless access.

addresses: CWE-862

The control requires authorization before allowing mobile device connections, directly mitigating missing authorization for system access.

addresses: CWE-862

Requiring approvals for account creation and specifying authorizations ensures authorization is not missing for system access.

References