How severe is CVE-2020-28044?

CVE-2020-28044 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-28044 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28044?

CVE-2020-28044 affects Pax Prolinos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28044?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-28044 published?

CVE-2020-28044 was published on 2020-11-02 and last updated on 2026-06-17.

CVE-2020-28044

CVE-2020-28044 is a medium-severity vulnerability in Pax Prolinos with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Pax Prolinos
Published: 2020-11-02
Last modified: 2026-06-17

Description

An attacker with physical access to a PAX Point Of Sale device with ProlinOS through 2.4.161.8859R can boot it in management mode, enable the XCB service, and then list, read, create, and overwrite files with MAINAPP permissions.

Frequently asked questions

What is CVE-2020-28044?: An attacker with physical access to a PAX Point Of Sale device with ProlinOS through 2.4.161.8859R can boot it in management mode, enable the XCB service, and then list, read, create, and overwrite files with MAINAPP permissions.
How severe is CVE-2020-28044?: CVE-2020-28044 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-28044 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28044?: CVE-2020-28044 affects Pax Prolinos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28044?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-28044 published?: CVE-2020-28044 was published on 2020-11-02 and last updated on 2026-06-17.

References

https://git.lsd.cat/g/pax-pwn

Affected products (1)

cpe:2.3:o:pax:prolinos:*:*:*:*:*:*:*:*

More vulnerabilities in Pax Prolinos

CVE-2020-28046 — High (CVSS 7.8): An issue was discovered in ProlinOS through 2.4.161.8859R. An attacker with local code execution privileges as a normal…
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