How severe is CVE-2023-47573?

CVE-2023-47573 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-47573 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-47573?

CVE-2023-47573 primarily affects Relyum Rely-pcie Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-47573?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-47573 published?

CVE-2023-47573 was published on 2023-12-13 and last updated on 2026-06-17.

CVE-2023-47573

CVE-2023-47573 is a high-severity vulnerability in Relyum Rely-pcie Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Relyum Rely-pcie Firmware
Published: 2023-12-13
Last modified: 2026-06-17

Description

An issue discovered in Relyum RELY-PCIe 22.2.1 devices. The authorization mechanism is not enforced in the web interface, allowing a low-privileged user to execute administrative functions.

Frequently asked questions

What is CVE-2023-47573?: An issue discovered in Relyum RELY-PCIe 22.2.1 devices. The authorization mechanism is not enforced in the web interface, allowing a low-privileged user to execute administrative functions.
How severe is CVE-2023-47573?: CVE-2023-47573 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-47573 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-47573?: CVE-2023-47573 primarily affects Relyum Rely-pcie Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-47573?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-47573 published?: CVE-2023-47573 was published on 2023-12-13 and last updated on 2026-06-17.

References

https://www.relyum.com/web/support/vulnerability-report/

Affected products (2)

cpe:2.3:o:relyum:rely-pcie_firmware:22.2.1:*:*:*:*:*:*:*
cpe:2.3:o:relyum:rely-rec_firmware:23.1.0:*:*:*:*:*:*:*

More vulnerabilities in Relyum Rely-pcie Firmware

CVE-2023-47577 — Critical (CVSS 9.8): An issue discovered in Relyum RELY-PCIe 22.2.1 and RELY-REC 23.1.0 allows for unauthorized password changes due to no…
CVE-2024-44577 — High (CVSS 8.8): RELY-PCIe v22.2.1 to v23.1.0 was discovered to contain a command injection vulnerability via the time_date function.
CVE-2024-44574 — High (CVSS 8.8): RELY-PCIe v22.2.1 to v23.1.0 was discovered to contain a command injection vulnerability via the sys_conf function.
CVE-2024-44572 — High (CVSS 8.8): RELY-PCIe v22.2.1 to v23.1.0 was discovered to contain a command injection vulnerability via the sys_mgmt function.
CVE-2024-44571 — High (CVSS 8.8): RELY-PCIe v22.2.1 to v23.1.0 was discovered to contain incorrect access control in the mService function at phpinf.php.
CVE-2024-44570 — High (CVSS 8.8): RELY-PCIe v22.2.1 to v23.1.0 was discovered to contain a code injection vulnerability via the getParams function in…

All CVEs affecting Relyum Rely-pcie Firmware →

Other CWE-862 (Missing Authorization) vulnerabilities

CVE-2026-101000 — Critical (CVSS 10.0): A vulnerability was determined in Netcore NBR100V2 1.3.240614.030928. This affects the function uci.apply of the file…
CVE-2026-97360 — Critical (CVSS 10.0): HFS2 version 2.4.0 and earlier contains an unauthenticated arbitrary file access vulnerability that allows…
CVE-2026-65381 — Critical (CVSS 10.0): A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the…
CVE-2026-81648 — Critical (CVSS 10.0): The CryptoPayment Gateway WordPress plugin from 1.2.1 to 1.2.2 does not apply an authorization check on one of its AJAX…
CVE-2026-77770 — Critical (CVSS 10.0): The miniOrange 2FA WordPress plugin before 6.3.1, miniOrange 2FA WordPress plugin before 19.3 does not require a…
CVE-2026-65667 — Critical (CVSS 10.0): Missing authorization in Microsoft Teams allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-862 (Missing Authorization) vulnerabilities →