How severe is CVE-2013-3612?

CVE-2013-3612 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2013-3612 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3612?

CVE-2013-3612 primarily affects Dahuasecurity Dvr0404hd-a. In total, 65 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-3612?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-3612 published?

CVE-2013-3612 was published on 2013-09-17 and last updated on 2026-06-16.

CVE-2013-3612

CVE-2013-3612 is a critical-severity vulnerability in Dahuasecurity Dvr0404hd-a with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-255.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: Dahuasecurity Dvr0404hd-a
Published: 2013-09-17
Last modified: 2026-06-16

Description

Dahua DVR appliances have a hardcoded password for (1) the root account and (2) an unspecified "backdoor" account, which makes it easier for remote attackers to obtain administrative access via authorization requests involving (a) ActiveX, (b) a standalone client, or (c) unknown other vectors.

Frequently asked questions

What is CVE-2013-3612?: Dahua DVR appliances have a hardcoded password for (1) the root account and (2) an unspecified "backdoor" account, which makes it easier for remote attackers to obtain administrative access via authorization requests involving (a) ActiveX, (b) a standalone client, or (c) unknown other vectors.
How severe is CVE-2013-3612?: CVE-2013-3612 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2013-3612 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3612?: CVE-2013-3612 primarily affects Dahuasecurity Dvr0404hd-a. In total, 65 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3612?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-3612 published?: CVE-2013-3612 was published on 2013-09-17 and last updated on 2026-06-16.

References

http://www.kb.cert.org/vuls/id/800094

Affected products (65)

cpe:2.3:h:dahuasecurity:dvr0404hd-a:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0404hd-l:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0404hd-s:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0404hd-u:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0404hf-a-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0404hf-al-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0404hf-s-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0404hf-u-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804hd-l:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804hd-s:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804hf-a-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804hf-al-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804hf-l-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804hf-s-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr0804hf-u-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr1604hd-l:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr1604hd-s:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr1604hf-a-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr1604hf-al-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr1604hf-l-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr1604hf-s-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr1604hf-u-e:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2104c:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2104h:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2104hc:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2104he:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2108c:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2108h:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2108hc:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2108he:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2116c:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2116h:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2116hc:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2116he:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2404hf-s:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2404lf-al:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr2404lf-s:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr3204hf-s:-:*:*:*:*:*:*:*
cpe:2.3:h:dahuasecurity:dvr3204lf-al:-:*:*:*:*:*:*:*

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