Security readout for executives and security teams
Plain-English summary
This issue affects the WordPress IP2Location Country Blocker plugin through version 2.29.1. An attacker may bypass country or IP-based blocking by spoofing identity information the plugin trusts, potentially reaching functionality that should be blocked.
Executive priority
Prioritize remediation for sites where country or IP blocking protects business-sensitive functions. This is not presented as critical, but it can undermine a control that leadership may assume is enforcing access boundaries.
Technical view
CVE-2023-37865 is an authentication bypass by spoofing issue, mapped to CWE-290. The CVSS 3.1 score is 5.3: network-accessible, low complexity, unauthenticated, no user interaction, with low integrity impact and no stated confidentiality or availability impact.
Likely exposure
Exposure is most likely on WordPress sites running IP2Location Country Blocker version 2.29.1 or earlier, especially where the plugin is used as an access-control boundary for geography or IP-based restrictions.
Exploitation context
The source bundle does not cite active exploitation, a public exploit, or CISA KEV listing. Treat exploitation as plausible due to unauthenticated network reachability, but not confirmed from the provided evidence.
Researcher notes
Evidence is limited to CVE metadata and the Patchstack vulnerability entry. No fixed version, proof-of-concept, affected CPE, or exploitation evidence is included in the supplied bundle, so remediation should follow vendor guidance.
Mitigation direction
- Inventory WordPress sites for the IP2Location Country Blocker plugin and version.
- Check vendor or Patchstack guidance for a fixed release or mitigation.
- Do not rely on this plugin alone for sensitive access control.
- Use server, CDN, or WAF controls for critical IP or geography restrictions.
- Temporarily disable risky restrictions if they create false assurance.
Validation and detection
- Confirm whether installed plugin versions are 2.29.1 or earlier.
- Review whether country blocking protects sensitive routes or functions.
- Check logs for blocked-region traffic reaching restricted areas.
- Review trusted proxy and IP handling assumptions in the deployment.
- Document compensating controls outside the WordPress plugin.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-290: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-37865 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Authentication Bypass by Spoofing
Authentication Bypass by Spoofing represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.