CVE-2022-47732
CVE-2022-47732 is a high-severity vulnerability in Yeastar N824 Firmware with a CVSS 3.x base score of 7.5. 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-916.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (42nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-916
- Affected product: Yeastar N824 Firmware
- Published:
- Last modified:
Description
In Yeastar N412 and N824 Configuration Panel 42.x and 45.x, an unauthenticated attacker can create backup file and download it, revealing admin hash, allowing, once cracked, to login inside the Configuration Panel, otherwise, replacing the hash in the archive and restoring it on the device which will change admin password granting access to the device.
Frequently asked questions
- What is CVE-2022-47732?
- In Yeastar N412 and N824 Configuration Panel 42.x and 45.x, an unauthenticated attacker can create backup file and download it, revealing admin hash, allowing, once cracked, to login inside the Configuration Panel, otherwise, replacing the hash in the archive and restoring it on the device which will change admin password granting access to the device.
- How severe is CVE-2022-47732?
- CVE-2022-47732 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2022-47732 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-47732?
- CVE-2022-47732 primarily affects Yeastar N824 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-2022-47732?
- 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-2022-47732 published?
- CVE-2022-47732 was published on 2023-01-20 and last updated on 2026-06-17.
References
- https://www.swascan.com/security-advisory-yeastar-n412-and-n824-configuration-panel/
- https://www.yeastar.com/n-series-analog-phone-system/
Affected products (2)
- cpe:2.3:o:yeastar:n824_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:yeastar:n412_firmware:-:*:*:*:*:*:*:*
Other CWE-916 vulnerabilities
- CVE-2020-14516 — Critical (CVSS 10.0): In Rockwell Automation FactoryTalk Services Platform Versions 6.10.00 and 6.11.00, there is an issue with the…
- CVE-2026-30789 — Critical (CVSS 9.8): Use of Password Hash With Insufficient Computational Effort, Improper Restriction of Excessive Authentication Attempts…
- CVE-2024-5743 — Critical (CVSS 9.8): An attacker could exploit the 'Use of Password Hash With Insufficient Computational Effort' vulnerability in EveHome…
- CVE-2021-36767 — Critical (CVSS 9.8): In Digi RealPort through 4.10.490, authentication relies on a challenge-response mechanism that gives access to the…
- CVE-2021-32519 — Critical (CVSS 9.8): Use of password hash with insufficient computational effort vulnerability in QSAN Storage Manager, XEVO, SANOS allows…
- CVE-2019-17216 — Critical (CVSS 9.8): An issue was discovered on V-Zug Combi-Steam MSLQ devices before Ethernet R07 and before WLAN R05. Password…