XXE in Compassplus Tranzware E-Commerce Payment Gateway

CVE-2021-28110

/exec in TranzWare e-Commerce Payment Gateway (TWEC PG) before 3.1.27.5 had a vulnerability in its XML parser.

Vulnerability class: XXE (XML External Entity)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-28110: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-28110?
CVE-2021-28110 is a high-severity vulnerability in Compassplus Tranzware E-Commerce Payment Gateway, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2021-03-19.
How severe is CVE-2021-28110?
High severity. CVSS v3 base score is 7.5 out of 10.