How severe is CVE-2015-4407?

CVE-2015-4407 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2015-4407 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4407?

CVE-2015-4407 primarily affects Hikvision Ds-76xxx Series Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4407?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-4407 published?

CVE-2015-4407 was published on 2017-03-13 and last updated on 2026-06-17.

CVE-2015-4407

CVE-2015-4407 is a medium-severity vulnerability in Hikvision Ds-76xxx Series Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.8
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Hikvision Ds-76xxx Series Firmware
Published: 2017-03-13
Last modified: 2026-06-17

Description

Buffer overflow on Hikvision NVR DS-76xxNI-E1/2 and DS-77xxxNI-E4 devices before 3.4.0 allows remote authenticated users to cause a denial of service (service interruption) via a crafted HTTP request, aka the PSIA issue.

Frequently asked questions

What is CVE-2015-4407?: Buffer overflow on Hikvision NVR DS-76xxNI-E1/2 and DS-77xxxNI-E4 devices before 3.4.0 allows remote authenticated users to cause a denial of service (service interruption) via a crafted HTTP request, aka the PSIA issue.
How severe is CVE-2015-4407?: CVE-2015-4407 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2015-4407 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4407?: CVE-2015-4407 primarily affects Hikvision Ds-76xxx Series Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4407?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4407 published?: CVE-2015-4407 was published on 2017-03-13 and last updated on 2026-06-17.

References

http://www.hikvision.com/En/Press-Release-details_435_i1023.html

Affected products (2)

cpe:2.3:o:hikvision:ds-76xxx_series_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hikvision:ds-77xxx_series_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Hikvision Ds-76xxx Series Firmware

CVE-2015-4409 — Medium (CVSS 6.5): Buffer overflow on Hikvision NVR DS-76xxNI-E1/2 and DS-77xxxNI-E4 devices before 3.4.0 allows remote authenticated…
CVE-2015-4408 — Medium (CVSS 6.5): Buffer overflow on Hikvision NVR DS-76xxNI-E1/2 and DS-77xxxNI-E4 devices before 3.4.0 allows remote authenticated…

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