C4G BLIS Improper Access Control

Published 7 y ago 2019-11-06 · modified 4 mo ago 2026-06-17 · JSON

CVSS

5.3

v3.1 · CNA

CISA KEV

not known exploited

EPSS

0.9%

percentile 60%

Public exploits

none known

Computing For Good's Basic Laboratory Information System (also known as C4G BLIS) version 3.5 and earlier suffers from an instance of CWE-284, "Improper Access Control." As a result, an unauthenticated user may enumerate the user names and facility names in use on a particular installation.

Exploit prediction (EPSS)

0.90% probability of exploitation in the next 30 days, higher than 60% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
CNA	3.1	5.3	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`
CNA	3.1	5.3	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`
NVD	3.1	5.3	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`
NVD	2.0	5.0	`AV:N/AC:L/Au:N/C:P/I:N/A:N`

Affected products

Computing For Good Basic Laboratory Information System

Classification

Weakness

CWE-284 Improper Access Control
CWE-306 Missing Authentication for Critical Functionality

References

blog.rapid7.com /2019/09/10/r7-2019-09-cve-2019-5617-cve-2019-5643-cve-2019-5644-c4g-blis-authentication-a · x_refsource_MISC, x_transferred

Sources

CVE List: CVE-2019-5643
NVD: CVE-2019-5643

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