Some Dahua products with Build time before December 2019 have Session ID predictable…
Priority MEDIUM 45CWE-330Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Some Dahua products with Build time before December 2019 have Session ID predictable vulnerabilities. During normal user access, an attacker can use the predicted Session ID to construct a data packet to attack the device.
Why it matters now
EPSS 0.01527 74th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | IPC-HX2XXX Series,IPC-HXXX5X4X Series,IPC-HX5842H,IPC-HX7842H,NVR 5x Series,NVR 4x Series,SD6AL Series,SD5A Series,SD1A Series,PTZ1A Series,SD50/52C Series,IPC-HFW1431S | Versions which Build time before December,2019 | — | No fix listed | CNA |
- IPC-HX2XXX Series,IPC-HXXX5X4X Series,IPC-HX5842H,IPC-HX7842H,NVR 5x Series,NVR 4x Series,SD6AL Series,SD5A Series,SD1A Series,PTZ1A Series,SD50/52C Series,IPC-HFW1431S Vendor— Affected Versions which Build time before December,2019 Fixed in — No fix listed CNA
CPE configurations NVD · 40
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:dahuasecurity:sd6al_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:sd6al:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:sd5a_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:sd5a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:sd1a_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:sd1a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:ptz1a_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:ptz1a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:sd50_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:sd50:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
- cpe:2.3:o:dahuasecurity:sd6al_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:sd6al:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:sd5a_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:sd5a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:sd1a_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:sd1a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:ptz1a_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:ptz1a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:sd50_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:sd50:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
Show 30 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:dahuasecurity:sd52c_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:sd52c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:ipc-hx5842h_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:ipc-hx5842h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:ipc-hx7842h_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:ipc-hx7842h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:ipc-hx2xxx_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:ipc-hx2xxx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:ipc-hxxx5x4x_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:ipc-hxxx5x4x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n42b1p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n42b1p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n42b2p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n42b2p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n42b3p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n42b3p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n52a4p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n52a4p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n54a4p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n54a4p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n52b2p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n52b2p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n52b5p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n52b5p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n52b3p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n52b3p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:n54b2p_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:n54b2p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
| cpe:2.3:o:dahuasecurity:ipc-hdbw1320e-w_firmware:*:*:*:*:*:*:*:* | before 2019-12 | Vulnerable | Dahua Technologies |
| cpe:2.3:h:dahuasecurity:ipc-hdbw1320e-w:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dahua Technologies |
- cpe:2.3:o:dahuasecurity:sd52c_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:sd52c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:ipc-hx5842h_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:ipc-hx5842h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:ipc-hx7842h_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:ipc-hx7842h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:ipc-hx2xxx_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:ipc-hx2xxx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:ipc-hxxx5x4x_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:ipc-hxxx5x4x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n42b1p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n42b1p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n42b2p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n42b2p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n42b3p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n42b3p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n52a4p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n52a4p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n54a4p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n54a4p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n52b2p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n52b2p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n52b5p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n52b5p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n52b3p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n52b3p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:n54b2p_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:n54b2p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
- cpe:2.3:o:dahuasecurity:ipc-hdbw1320e-w_firmware:*:*:*:*:*:*:*:* Versions before 2019-12 Vulnerable ·Dahua Technologies
- cpe:2.3:h:dahuasecurity:ipc-hdbw1320e-w:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dahua Technologies
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-9502
- 2026-10-03 Alias added: GHSA-rqmc-r2j8-rwq3
References
More Dahua Technologies Ipc-hdbw1320e-w Firmware vulnerabilities
- TI-2019-07086 Incorrect default permissions in IPC-HX2XXX Series,IPC-HXXX5X4X… CVSS 3.1HIGH 8.1
Sources
- CVE-2020-9502 · CVE Program
- CVE-2020-9502 · NVD
- FIRST EPSS
- GHSA-rqmc-r2j8-rwq3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences