CVE-2021-33045
Scores
EPSS
Percentile: 94.1%
CVSS
CVSS Score: 9.8/10
All CVSS Scores
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Privileges Required
None (N)
Describes the level of privileges an attacker must possess
User Interaction
None (N)
Captures the requirement for a human user participation
Scope
Unchanged (U)
Determines if a successful attack impacts components beyond the vulnerable component
Confidentiality Impact
High (H)
Measures the impact to the confidentiality of information
Integrity Impact
High (H)
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
High (H)
Measures the impact to the availability of the impacted component
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Vector Breakdown
CVSS (Common Vulnerability Scoring System) vector provides detailed metrics about vulnerability characteristics
CVSS
Attack Vector
Network (N)
Describes how the vulnerability is exploited
Attack Complexity
Low (L)
Describes the conditions beyond the attacker's control
Authentication
None (N)
Describes the level of privileges an attacker must possess
Confidentiality Impact
Complete
Measures the impact to the confidentiality of information
Integrity Impact
Complete
Measures the impact to integrity of a successfully exploited vulnerability
Availability Impact
Complete
Measures the impact to the availability of the impacted component
Description
The identity authentication bypass vulnerability found in some Dahua products during the login process. Attackers can bypass device identity authentication by constructing malicious data packets.
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Sources
CWEs
Exploits
Exploit ID: CVE-2021-33045
Source: cisa
URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Vulnerable Software (19)
Type: Configuration
Vendor: *
Product: ipc-hum7xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hum7xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.820.0000000.5.r.210705"...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hum7xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.820.0000000.5.r.210705", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:ipc-hum7xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: ipc-hx3xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hx3xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.800.0000000.29.r.210630"...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hx3xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.800.0000000.29.r.210630", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:ipc-hx3xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: ipc-hx5xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hx5xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.820.0000000.5.r.210705",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hx5xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.820.0000000.5.r.210705", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:ipc-hx5xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: nvr-1xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-1xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000005.1.r.210709", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-1xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000005.1.r.210709", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:nvr-1xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: nvr-2xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-2xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000000.1.r.210710", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-2xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000000.1.r.210710", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:nvr-2xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: nvr-4xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-4xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000005.1.r.210713", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-4xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000005.1.r.210713", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:nvr-4xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: nvr-5xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-5xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000000.0.r.210710", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-5xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000000.0.r.210710", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:nvr-5xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: nvr-6xx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-6xx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000001.1.r.210716", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:nvr-6xx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000001.1.r.210716", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:nvr-6xx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: vth-542xh_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:vth-542xh_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.500.0000002.0.r.210715",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:vth-542xh_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.500.0000002.0.r.210715", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:vth-542xh:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: vto-65xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:vto-65xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.300.0000004.0.r.210715",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:vto-65xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.300.0000004.0.r.210715", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:vto-65xxx:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: vto-75x95x_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:vto-75x95x_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.300.0000003.0.r.210714",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:vto-75x95x_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.300.0000003.0.r.210714", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:vto-75x95x:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-4x04_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-4x04_firmware:-:*:*:*:*:*:*:*", "vulnerable": true } ], "operato...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-4x04_firmware:-:*:*:*:*:*:*:*", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-4x04:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-4x04_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-4x04_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000001.1.r.210709", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-4x04_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000001.1.r.210709", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-4x04:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-4x08_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-4x08_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000001.1.r.210709", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-4x08_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000001.1.r.210709", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-4x08:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-5x04_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-5x04_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-5x04_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-5x04:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-5x08_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-5x08_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-5x08_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-5x08:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-5x16_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-5x16_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-5x16_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-5x16:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-7x16_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-7x16_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-7x16_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-7x16:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: xvr-7x32_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-7x32_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:xvr-7x32_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.001.0000003.1.r.210710", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:xvr-7x32:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd