CVE-2021-33044
Scores
EPSS
Percentile: 94.3%
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-2021-33044
Source: cisa
URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Vulnerable Software (19)
Type: Configuration
Vendor: dahuasecurity
Product: ipc-hum7xxx_firmware
Operating System: * * *
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{ "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: dahuasecurity
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: dahuasecurity
Product: ipc-hx5xxx_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hx5xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.820.0000000.18.r.210705"...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:ipc-hx5xxx_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.820.0000000.18.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: dahuasecurity
Product: sd1a1_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd1a1_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd1a1_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:sd1a1:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: sd22_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd22_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd22_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:sd22:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: sd49_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd49_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd49_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:sd49:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: sd50_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd50_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd50_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:sd50:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: sd52c_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd52c_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd52c_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:sd52c:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: sd6al_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd6al_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", ...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:sd6al_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.812.0000007.0.r.210706", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:sd6al:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: tpc-bf1241_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf1241_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.6.r.210707",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf1241_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.6.r.210707", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:tpc-bf1241:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: tpc-bf2221_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf2221_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.10.r.210707"...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf2221_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.10.r.210707", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:tpc-bf2221:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: tpc-bf5x01_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf5x01_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.12.r.210707"...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf5x01_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.12.r.210707", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:tpc-bf5x01:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: tpc-bf5x21_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf5x21_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.8.r.210630",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-bf5x21_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.8.r.210630", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:tpc-bf5x21:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: tpc-pt8x21b_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-pt8x21b_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.10.r.210701...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-pt8x21b_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.10.r.210701", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:tpc-pt8x21b:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: tpc-sd2221_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-sd2221_firmware:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.630.0000000.7.r.210707",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-sd2221_firmware:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.630.0000000.7.r.210707", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:tpc-sd2221:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
Product: tpc-sd8x21_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-sd8x21_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.9.r.210706",...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:dahuasecurity:tpc-sd8x21_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.630.0000000.9.r.210706", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:dahuasecurity:tpc-sd8x21:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: dahuasecurity
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: dahuasecurity
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: dahuasecurity
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