How severe is CVE-2022-47767?

CVE-2022-47767 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-47767 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-47767?

CVE-2022-47767 primarily affects Solar-log Solar-log 250 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-47767?

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

When was CVE-2022-47767 published?

CVE-2022-47767 was published on 2023-01-26 and last updated on 2026-06-17.

CVE-2022-47767

CVE-2022-47767 is a critical-severity vulnerability in Solar-log Solar-log 250 Firmware with a CVSS 3.x base score of 9.8. 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-912.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-912
Affected product: Solar-log Solar-log 250 Firmware
Published: 2023-01-26
Last modified: 2026-06-17

Description

A backdoor in Solar-Log Gateway products allows remote access via web panel gaining super administration privileges to the attacker. This affects Solar-Log devices that use firmware version v4.2.7 up to v5.1.1 (included). This does not exist in SL 200, 500, 1000 / fixed in 4.2.8 for SL 250, 300, 1200, 2000, SL 50 Gateway / fixed in 5.1.2 / 6.0.0 for SL Base.

Frequently asked questions

What is CVE-2022-47767?: A backdoor in Solar-Log Gateway products allows remote access via web panel gaining super administration privileges to the attacker. This affects Solar-Log devices that use firmware version v4.2.7 up to v5.1.1 (included). This does not exist in SL 200, 500, 1000 / fixed in 4.2.8 for SL 250, 300, 1200, 2000, SL 50 Gateway / fixed in 5.1.2 / 6.0.0 for SL Base.
How severe is CVE-2022-47767?: CVE-2022-47767 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-47767 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-47767?: CVE-2022-47767 primarily affects Solar-log Solar-log 250 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-47767?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-47767 published?: CVE-2022-47767 was published on 2023-01-26 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:o:solar-log:solar-log_250_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_800e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_1000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_1000_pm\+_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_1200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_2000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:solar-log:solar-log_50_firmware:*:*:*:*:*:*:*:*

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