What’s Vulnerable › Vulnerabilities

CVE-2022-47767

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-01-26 · updated 2026-06-17
• Weakness: CWE-912

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.

Affected products

• Solar-Log 1000 Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 1000 Pm+ Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 1200 Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 2000 Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 250 Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 300 Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 500 Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 50 Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156
• Solar-Log 800E Firmware: before 4.2.8_117; from 5.0.0 before 5.1.2_156 — fixed in 4.2.8_117, 5.1.2_156

How to fix

Upgrade to a fixed version: Solar-Log 1000 Firmware 4.2.8_117, 5.1.2_156; Solar-Log 1000 Pm+ Firmware 4.2.8_117, 5.1.2_156; Solar-Log 1200 Firmware 4.2.8_117, 5.1.2_156; Solar-Log 2000 Firmware 4.2.8_117, 5.1.2_156; Solar-Log 250 Firmware 4.2.8_117, 5.1.2_156; Solar-Log 300 Firmware 4.2.8_117, 5.1.2_156; Solar-Log 500 Firmware 4.2.8_117, 5.1.2_156; Solar-Log 50 Firmware 4.2.8_117, 5.1.2_156; Solar-Log 800E Firmware 4.2.8_117, 5.1.2_156. Check the vendor advisory for mitigations.

References

• https://www.solar-log.com/en/support/firmware-database-1
• https://www.swascan.com/security-advisory-solar-log/
• https://www.solar-log.com/en/support/firmware-database-1
• https://www.swascan.com/security-advisory-solar-log/

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