CVE-2020-9502
First published: Wed May 13 2020(Updated: )
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.
Credit: cybersecurity@dahuatech.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dahua Security SD6AL Firmware | <2019-12 | |
| Dahua Security SD6AL | ||
| Dahua Security SD5A Firmware | <2019-12 | |
| Dahua Security SD5A Firmware | ||
| Dahuasecurity Sd1a1 | <2019-12 | |
| Dahuasecurity SD1A | ||
| Dahua Security PTZ1A | <2019-12 | |
| Dahua Security PTZ1A | ||
| Dahuasecurity Sd50 Firmware | <2019-12 | |
| Dahuasecurity Sd50 Firmware | ||
| Dahuasecurity Sd52c Firmware | <2019-12 | |
| Dahuasecurity Sd52c Firmware | ||
| Dahuasecurity IPC-HX5842H | <2019-12 | |
| Dahuasecurity IPC-HX5842H | ||
| Dahuasecurity IPC-HX7842H | <2019-12 | |
| Dahuasecurity IPC-HX7842H Firmware | ||
| Dahuasecurity IPC-HX2XXX | <2019-12 | |
| Dahuasecurity IPC-HX2XXX Firmware | ||
| Dahua IPC-HXXX5X4X | <2019-12 | |
| Dahua IPC-HXXX5X4X | ||
| Dahua Security N42B1P Firmware | <2019-12 | |
| Dahua Security N42B1P Firmware | ||
| Dahuasecurity N42b2p | <2019-12 | |
| Dahuasecurity N42b2p Firmware | ||
| Dahuasecurity N42B3P | <2019-12 | |
| Dahuasecurity N42b3p Firmware | ||
| Dahua Security N52A4P Firmware | <2019-12 | |
| Dahua Security N52A4P Firmware | ||
| Dahua N54a4p | <2019-12 | |
| Dahuasecurity N54a4p Firmware | ||
| Dahuasecurity N52b2p | <2019-12 | |
| Dahuasecurity N52b2p Firmware | ||
| Dahua N52B5P Firmware | <2019-12 | |
| Dahua N52B5P Firmware | ||
| Dahua N52B3P | <2019-12 | |
| Dahua N52B3P | ||
| Dahuasecurity N54b2p | <2019-12 | |
| Dahuasecurity N54b2p Firmware | ||
| Dahua Security IPC-HDBW1320E-W | <2019-12 | |
| Dahuasecurity IPC-HDBW1320E-W Firmware |
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Frequently Asked Questions
What is CVE-2020-9502?
CVE-2020-9502 is a vulnerability found in some Dahua products with build time before December 2019, which allows attackers to use a predictable Session ID to construct a data packet to attack the device.
Which Dahua products are affected by CVE-2020-9502?
Some Dahua products with build time before December 2019 are affected by CVE-2020-9502, including Dahuasecurity Sd6al Firmware, Dahuasecurity Sd5a Firmware, Dahuasecurity Sd1a Firmware, Dahuasecurity Ptz1a Firmware, Dahuasecurity Sd50 Firmware, Dahuasecurity Sd52.c Firmware, Dahuasecurity Ipc-hx5842h Firmware, Dahuasecurity Ipc-hx7842h Firmware, Dahuasecurity Ipc-hx2xxx Firmware, Dahuasecurity Ipc-hxxx5x4x Firmware, Dahuasecurity N42b1p Firmware, Dahuasecurity N42b2p Firmware, Dahuasecurity N42b3p Firmware, Dahuasecurity N52a4p Firmware, Dahuasecurity N54a4p Firmware, Dahuasecurity N52b2p Firmware, Dahuasecurity N52b5p Firmware, Dahuasecurity N52b3p Firmware, Dahuasecurity N54b2p Firmware, and Dahuasecurity Ipc-hdbw1320e-w Firmware.
What is the severity of CVE-2020-9502?
The severity of CVE-2020-9502 is critical, with a CVSS score of 9.8.
How can an attacker exploit CVE-2020-9502?
An attacker can exploit CVE-2020-9502 by using the predicted Session ID to construct a data packet to launch an attack on the device.
Where can I find more information about CVE-2020-9502?
You can find more information about CVE-2020-9502 on the Dahua Security website at the following link: [https://www.dahuasecurity.com/support/cybersecurity/details/777](https://www.dahuasecurity.com/support/cybersecurity/details/777)
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