CVE & CISA-KEV Catalog

CVE-2019-9677

CRITICAL
9.8
CVSS v3
NVD

Description

The specific fields of CGI interface of some Dahua products are not strictly verified, an attacker can cause a buffer overflow by constructing malicious packets. Affected products include: IPC-HDW1X2X,IPC-HFW1X2X,IPC-HDW2X2X,IPC-HFW2X2X,IPC-HDW4X2X,IPC-HFW4X2X,IPC-HDBW4X2X,IPC-HDW5X2X,IPC-HFW5X2X for versions which Build time is before August 18, 2019.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available
ipc-hdbw4x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hdw1x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hdw2x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hdw4x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hdw5x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hfw1x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hfw2x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hfw4x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived from NVD
ipc-hfw5x2x firmwareNVD
Affected:< 2019-08-18Fixed in:2019-08-18CVE-2019-9677derived 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

1.14%probability of exploitation in 30 days
63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

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.