Information Leakege via Unauthorized Access in Single Connect

published 2022-01-27 4y ago modified 2026-06-17 4mo ago also EUVD-2021-31597

cvss: 8.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits: 0; none known

Single Connect does not perform an authorization check when using the sc-reports-ui" module. A remote attacker could exploit this vulnerability to access the device configuration page and export the data to an external file. The exploitation of this vulnerability might allow a remote attacker to obtain sensitive information including the database credentials. Since the database runs with high privileges it is possible to execute commands with the attained credentials.

Patch / fix

fixed in 1

Kron Single Connect 2.16

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Exploit prediction

1.19% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

Kron Single Connect

Classification

Weakness

CWE-862 Missing Authorization

References

usom.gov.tr /bildirim/tr-22-0093
government-resource, broken-link, third-party-advisory
siberguvenlik.gov.tr /guvenlik-bildirimleri/detay/tr-22-0093
government-resource

Sources

CVE List CVE-2021-44793
NVD CVE-2021-44793

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