Login Request a demo
Critical severity · published May 13, 2020
CVE-2020-9502
Some Dahua products with Build time before December 2019 have Session ID predictable vulnerabilities
9.8
CVSS
1.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IF
Ipc-hdbw1320e-w Firmware · Dahuasecurity
before 2019-12 · source: NVD
IF
Ipc-hx2xxx Firmware · Dahuasecurity
before 2019-12 · source: NVD
IF
Ipc-hx5842h Firmware · Dahuasecurity
before 2019-12 · source: NVD
IF
Ipc-hx7842h Firmware · Dahuasecurity
before 2019-12 · source: NVD
IF
Ipc-hxxx5x4x Firmware · Dahuasecurity
before 2019-12 · source: NVD
NF
N42b1p Firmware · Dahuasecurity
before 2019-12 · source: NVD
NF
N42b2p Firmware · Dahuasecurity
before 2019-12 · source: NVD
NF
N42b3p Firmware · Dahuasecurity
before 2019-12 · source: NVD
NF
N52a4p Firmware · Dahuasecurity
before 2019-12 · source: NVD
NF
N52b2p Firmware · Dahuasecurity
before 2019-12 · source: NVD
NF
N52b3p Firmware · Dahuasecurity
before 2019-12 · source: NVD
NF
N52b5p Firmware · Dahuasecurity
before 2019-12 · source: NVD
Affected product
IF
Ipc-hdbw1320e-w Firmware
Dahuasecurity
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9502
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9502
Vendor Advisory
https://www.dahuasecurity.com/support/cybersecurity/details/777
More from Ipc-hdbw1320e-w Firmware
8.1
CVE-2019-9682
Dahua devices with Build time before December 2019 use strong security login mode by default, but in order to be compatible with the normal login of early devices, some devices…