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CVE-2022-42751: Cross-site request forgery (CSRF) in CandidATS

High
VulnerabilityCVE-2022-42751cvecve-2022-42751
Published: Thu Nov 03 2022 (11/03/2022, 00:00:00 UTC)
Source: CVE
Vendor/Project: n/a
Product: CandidATS

Description

CandidATS version 3.0.0 allows an external attacker to elevate privileges in the application. This is possible because the application suffers from CSRF. This allows to persuade an administrator to create a new account with administrative permissions.

AI-Powered Analysis

AILast updated: 07/03/2025, 13:58:00 UTC

Technical Analysis

CVE-2022-42751 is a high-severity vulnerability affecting CandidATS version 3.0.0, characterized as a Cross-Site Request Forgery (CSRF) flaw. CSRF vulnerabilities allow attackers to trick authenticated users, typically administrators, into unknowingly executing unwanted actions within a web application where they have privileges. In this case, the vulnerability enables an external attacker to persuade an administrator to perform privileged actions, specifically the creation of a new account with administrative permissions. This privilege escalation occurs because the application lacks adequate CSRF protections, such as anti-CSRF tokens or proper validation of request origins. The CVSS v3.1 score of 8.8 reflects the critical impact on confidentiality, integrity, and availability, with an attack vector over the network, low attack complexity, no privileges required, but requiring user interaction (the administrator to be tricked). Exploitation could lead to full administrative control over the CandidATS application, allowing attackers to manipulate data, disrupt operations, or further compromise connected systems. Although no known exploits are currently reported in the wild, the vulnerability's nature and severity make it a significant risk if left unpatched. The lack of available patches at the time of reporting necessitates immediate mitigation efforts by organizations using CandidATS 3.0.0.

Potential Impact

For European organizations utilizing CandidATS 3.0.0, this vulnerability poses a substantial risk. CandidATS is an applicant tracking system used in recruitment processes, often handling sensitive personal data of candidates and employees. Exploitation could lead to unauthorized administrative access, resulting in data breaches involving personal identifiable information (PII), manipulation or deletion of recruitment data, and potential disruption of HR operations. This could lead to regulatory non-compliance under GDPR, resulting in legal penalties and reputational damage. Additionally, attackers gaining administrative privileges might use the compromised system as a foothold for lateral movement within the organization's network, increasing the risk of broader compromise. The requirement for user interaction (an administrator being tricked) means social engineering or phishing campaigns targeting HR or IT staff could be leveraged to exploit this vulnerability. Given the criticality of recruitment data and the sensitivity of personal information processed, the impact on confidentiality, integrity, and availability is high.

Mitigation Recommendations

Immediate mitigation should focus on reducing the risk of CSRF exploitation until an official patch is available. Organizations should implement the following specific measures: 1) Educate administrators and HR personnel about phishing and social engineering risks to reduce the likelihood of falling victim to CSRF attack vectors. 2) Restrict administrative access to CandidATS to trusted networks or VPNs to limit exposure to external attackers. 3) Employ web application firewalls (WAFs) with rules designed to detect and block suspicious CSRF-like requests targeting CandidATS. 4) If possible, implement custom CSRF tokens or request validation mechanisms at the application or proxy level to prevent unauthorized state-changing requests. 5) Monitor logs for unusual account creation activities or administrative actions to detect potential exploitation attempts early. 6) Plan and prioritize upgrading to a patched version of CandidATS once available or contact the vendor for interim fixes or workarounds. 7) Enforce multi-factor authentication (MFA) for administrative accounts to add an additional layer of security against unauthorized access.

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Technical Details

Data Version
5.1
Assigner Short Name
Fluid Attacks
Date Reserved
2022-10-10T00:00:00.000Z
Cisa Enriched
true
Cvss Version
3.1
State
PUBLISHED

Threat ID: 682d981fc4522896dcbdcbd4

Added to database: 5/21/2025, 9:08:47 AM

Last enriched: 7/3/2025, 1:58:00 PM

Last updated: 8/17/2025, 2:32:49 AM

Views: 12

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