CVE-2023-6203

The Events Calendar <= 6.2.8 - Information Disclosure

2023-11-20 00:00

Strategic Overview

Status: Patched in 6.2.8.1
Affected Plugin: The Events Calendar
Affected Version: < 6.2.8.1
CVSS: 5.3Medium
Weakness type: CWE-202 · Exposure of Sensitive Information Through Data Queries
CVE: CVE-2023-6203

View all The Events Calendar vulnerabilities

At a glance

CVE-2023-6203 is a medium-severity Exposure of Sensitive Information Through Data Queries vulnerability in the The Events Calendar WordPress plugin, affecting versions < 6.2.8.1. It carries a CVSS score of 5.3 (reachable over the network; low attack complexity). Exploitation requires no authentication. The issue is fixed in version 6.2.8.1; sites on affected versions should update now. Disclosed November 2023, reported by Krzysztof Zając.

Vulnerability Overview

The The Events Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to and including 6.2.8 via the get_data function. This makes it possible for unauthenticated attackers to extract sensitive data including private post content, via the REST API.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user.

CWE-202: Exposure of Sensitive Information Through Data Queries

When trying to keep information confidential, an attacker can often infer some of the information by using statistics.

Remediation

Update to version 6.2.8.1, or a newer patched version

How does WordSec protect against this?

The fix is the thing that ends this: The Events Calendar 6.2.8.1 closes this, and updating the plugin is the step that ends it.

Alerts

External References

https://www.cve.org/CVERecord?id=CVE-2023-6203 https://www.wordfence.com/threat-intel/vulnerabilities/id/8291fd89-aea1-4f7b-abd8-dee8438c3ed5 https://nvd.nist.gov/vuln/detail/CVE-2023-6203

Related records

Same weakness class

5.3CVE-2024-5333: The Events Calendar Unauthenticated Password ProtectedCVE-2024-5333

Other vulnerabilities in The Events Calendar

CVSS Vector

5.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityNone

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