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CVE-2023-47020VulnerabilityPublished Updated

CVE-2023-47020: n/a

Source CVE Database V5

0

Not known to be exploited · CVSS 8.8 High.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 27% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Feb 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
n/a n/aAffected
  • =1.5.1
Fixed in–

AI-suggested

European organizations should immediately audit their use of NCR Terminal Handler and identify exposed WSDL endpoints. Network-level controls such as firewall rules should restrict access to these endpoints to trusted internal IPs only. Implementing Web Application Firewalls (WAF) with custom rules to detect and block CSRF attack patterns targeting the WSDL service is recommended. Organizations should enforce strict Content-Type validation on the server side to reject unexpected or custom content types. User education to recognize phishing or social engineering attempts that could trigger CSRF attacks is important. Additionally, enabling multi-factor authentication (MFA) for administrative actions, if supported, can reduce risk. Monitoring logs for unusual user creation or privilege escalation activities can help detect exploitation attempts. Until patches are released, consider disabling or isolating the vulnerable WSDL functions if feasible. Engage with NCR or relevant vendors for updates and apply patches promptly once available.

Description

Multiple Cross-Site Request Forgery (CSRF) chaining in NCR Terminal Handler v.1.5.1 allows privileges to be escalated by an attacker through a crafted request involving user account creation and adding the user to an administrator group. This is exploited by an undisclosed function in the WSDL that lacks security controls and can accept custom content types.

References

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