PoC Index

CVE-2020-21503

HIGH 7.5EPSS 1.1%

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.

CVSS v3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N
EPSS
1.05% chance of exploitation in the next 30 days, 62th percentile
Published
2021-10-05
Updated
2024-08-04

Proof-of-concept exploits (1)

References

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