Read the docs
TI-2020-17072 Aliases CVE-2020-28046GHSA-2cg6-qwvv-86qv

An issue was discovered in ProlinOS through 2.4.161.8859R.

Priority LOW 35CWE-269Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.

Summary

An issue was discovered in ProlinOS through 2.4.161.8859R. An attacker with local code execution privileges as a normal user (MAINAPP) can escalate to root privileges by exploiting the setuid installation of the xtables-multi binary and leveraging the ip6tables --modprobe switch.

Why it matters now

EPSS 0.00516 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:pax:prolinos:*:*:*:*:*:*:*:*up to 2.4.161.8859rVulnerablePAX
  • cpe:2.3:o:pax:prolinos:*:*:*:*:*:*:*:* Versions up to 2.4.161.8859r Vulnerable ·PAX

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-28046
  2. 2026-10-03 Alias added: GHSA-2cg6-qwvv-86qv

References

Exploit 1

  • TI-2020-17071 An unsigned-library issue was discovered in ProlinOS through 2.4.161.8859R. CVSS 3.1HIGH 7.8
  • TI-2020-17070 An attacker with physical access to a PAX Point Of Sale device with ProlinOS through… CVSS 3.1MEDIUM 6.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences