CVE & CISA-KEV Catalog

CVE-2020-9502

CRITICALEPSS 75th pctl
9.8
CVSS v3
NVD

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.

CWE-330

How to fix

Remediation Available
ipc-hdbw1320e-w firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
ipc-hx2xxx firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
ipc-hx5842h firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
ipc-hx7842h firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
ipc-hxxx5x4x firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n42b1p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n42b2p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n42b3p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n52a4p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n52b2p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n52b3p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n52b5p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n54a4p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
n54b2p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
ptz1a firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
sd1a firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
sd50 firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
sd52c firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
sd5a firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD
sd6al firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9502derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.72%probability of exploitation in 30 days
75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Vendor Advisory1
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.