CVE-2020-9500
CVE-2020-9500 is a medium-severity vulnerability in Dahuasecurity Sd6al Firmware with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 4.9)
- CVSS v2: 4.0
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Dahuasecurity Sd6al Firmware
- Published:
- Last modified:
Description
Some products of Dahua have Denial of Service vulnerabilities. After the successful login of the legal account, the attacker sends a specific log query command, which may cause the device to go down.
Frequently asked questions
- What is CVE-2020-9500?
- Some products of Dahua have Denial of Service vulnerabilities. After the successful login of the legal account, the attacker sends a specific log query command, which may cause the device to go down.
- How severe is CVE-2020-9500?
- CVE-2020-9500 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-9500 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-9500?
- CVE-2020-9500 primarily affects Dahuasecurity Sd6al Firmware. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-9500?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-9500 published?
- CVE-2020-9500 was published on 2020-04-09 and last updated on 2026-06-17.
References
Affected products (19)
- cpe:2.3:o:dahuasecurity:sd6al_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:sd5a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:sd1a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:ptz1a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:sd50_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:sd52c_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:ipc-hx5842h_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:ipc-hx7842h_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:ipc-hx2xxx_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:ipc-hxxx5x4x_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n42b1p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n42b2p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n42b3p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n52a4p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n54a4p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n52b2p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n52b5p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n52b3p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:n54b2p_firmware:*:*:*:*:*:*:*:*
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