CVE-2023-27992
Scores
EPSS
Percentile: 86.5%
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
Description
The pre-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.14)C0, NAS540 firmware versions prior to V5.21(AATB.11)C0, and NAS542 firmware versions prior to V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands remotely by sending a crafted HTTP request.
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Sources
CWEs
Related Vulnerabilities
Exploits
Exploit ID: CVE-2023-27992
Source: cisa
URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Vulnerable Software (3)
Type: Configuration
Vendor: *
Product: nas326_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.21\\(aazf.14\\)c0", "vulne...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.21\\(aazf.14\\)c0", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:zyxel:nas326:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: nas540_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:zyxel:nas540_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.21\\(aatb.11\\)c0", "vulne...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:zyxel:nas540_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.21\\(aatb.11\\)c0", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:zyxel:nas540:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd
Type: Configuration
Vendor: *
Product: nas542_firmware
Operating System: * * *
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.21\\(abag.11\\)c0", "vulne...
{ "children": [ { "cpe_match": [ { "cpe23uri": "cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.21\\(abag.11\\)c0", "vulnerable": true } ], "operator": "OR" }, { "cpe_match": [ { "cpe23uri": "cpe:2.3:h:zyxel:nas542:-:*:*:*:*:*:*:*" } ], "operator": "OR" } ], "operator": "AND"}
Source: nvd