CVE & CISA-KEV Catalog

CVE-2020-9499

HIGHEPSS 71th pctl
7.2
CVSS v3
NVD

Description

Some Dahua products have buffer overflow vulnerabilities. After the successful login of the legal account, the attacker sends a specific DDNS test command, which may cause the device to go down.

How to fix

Remediation Available
ipc-hx2xxx firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
ipc-hx5842h firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
ipc-hx7842h firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
ipc-hxxx5x4x firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n42b1p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n42b2p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n42b3p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n52a4p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n52b2p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n52b3p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n52b5p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n54a4p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
n54b2p firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
ptz1a firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
sd1a firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
sd50 firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
sd52c firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
sd5a firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived from NVD
sd6al firmwareNVD
Affected:< 2019-12Fixed in:2019-12CVE-2020-9499derived 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 RequiredHigh
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

1.50%probability of exploitation in 30 days
71stpercentile

Elevated risk: more likely to be exploited than 71% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2014-0195Medium6.8100%-Fix
CVE-2017-7269Critical9.8100%KEV-
CVE-2019-11043High8.799%KEV + RansomFix
CVE-2011-4862High10.095%-Fix
CVE-2007-5659High7.894%KEVFix
CVE-2022-3786High7.591%-Fix
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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.