What is CVE-2020-21503?

CVE-2020-21503 is a high-severity vulnerability in Waimai Super Cms Project, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.5/10. Published 2021-10-05.

How severe is CVE-2020-21503?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Waimai Super Cms Project

CVE-2020-21503

waimai Super Cms 20150505 has a logic flaw allowing attackers to modify a price, before form submission, by observing data in a packet capture. By setting the index.php?m=gift&a=addsave credit parameter to -1, the product is sold for free.

EPSS: 0.010 (59.8th percentile) — read the EPSS interpretation.

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:H/A:N.

Affected products

Waimai_super_cms_project Waimai_super_cms — versions 20150505
N/a — versions n/a

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-21503?: CVE-2020-21503 is a high-severity vulnerability in Waimai Super Cms Project, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.5/10. Published 2021-10-05.
How severe is CVE-2020-21503?: High severity. CVSS v3 base score is 7.5 out of 10.