CVE-2021-21000

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
On WAGO PFC200 devices in different firmware versions with special crafted packets an attacker with network access to the device could cause a denial of service for the login service of the runtime.
Overview
  • CVE ID
  • CVE-2021-21000
  • Assigner
  • info@cert.vde.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-24T11:15:07
  • Last Modified Date
  • 2021-05-28T15:11:31
Weakness Enumerations
CWE URL
CWE-770 http://cwe.mitre.org/data/definitions/770.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:wago:750-823_firmware:*:*:*:*:*:*:*:* 1 OR fw07
cpe:2.3:h:wago:750-823:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-829_firmware:*:*:*:*:*:*:*:* 1 OR fw14
cpe:2.3:h:wago:750-829:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-831_firmware:*:*:*:*:*:*:*:* 1 OR fw14
cpe:2.3:h:wago:750-831:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-832_firmware:*:*:*:*:*:*:*:* 1 OR fw06
cpe:2.3:h:wago:750-832:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-852_firmware:*:*:*:*:*:*:*:* 1 OR fw14
cpe:2.3:h:wago:750-852:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-862_firmware:*:*:*:*:*:*:*:* 1 OR fw07
cpe:2.3:h:wago:750-862:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-880_firmware:*:*:*:*:*:*:*:* 1 OR fw15
cpe:2.3:h:wago:750-880:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-881_firmware:*:*:*:*:*:*:*:* 1 OR fw14
cpe:2.3:h:wago:750-881:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-882_firmware:*:*:*:*:*:*:*:* 1 OR fw14
cpe:2.3:h:wago:750-882:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-885_firmware:*:*:*:*:*:*:*:* 1 OR fw14
cpe:2.3:h:wago:750-885:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-889_firmware:*:*:*:*:*:*:*:* 1 OR fw14
cpe:2.3:h:wago:750-889:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-890_firmware:*:*:*:*:*:*:*:* 1 OR fw07
cpe:2.3:h:wago:750-890:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-891_firmware:*:*:*:*:*:*:*:* 1 OR fw07
cpe:2.3:h:wago:750-891:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-893_firmware:*:*:*:*:*:*:*:* 1 OR fw07
cpe:2.3:h:wago:750-893:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8202_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8202:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8203_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8203:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8204_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8204:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8206_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8206:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8207_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8207:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8208_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8208:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8210_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8210:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8211_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8211:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8212_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8212:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8213_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8213:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8214_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8214:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8216_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8216:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:750-8217_firmware:*:*:*:*:*:*:*:* 1 OR 03.06.19_\(18\)
cpe:2.3:h:wago:750-8217:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://cert.vde.com/en-us/advisories/vde-2021-014 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-21000
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21000
History
Created Old Value New Value Data Type Notes
2022-05-10 16:14:23 Added to TrackCVE
2022-12-05 02:49:13 2021-05-24T11:15Z 2021-05-24T11:15:07 CVE Published Date updated
2022-12-05 02:49:13 2021-05-28T15:11:31 CVE Modified Date updated
2022-12-05 02:49:13 Analyzed Vulnerability Status updated