CVE-2022-42787

CVSS V2 None CVSS V3 High 8.8
Description
Multiple W&T products of the Comserver Series use a small number space for allocating sessions ids. After login of an user an unathenticated remote attacker can brute force the users session id and get access to his account on the the device. As the user needs to log in for the attack to be successful a user interaction is required.
Overview
  • CVE ID
  • CVE-2022-42787
  • Assigner
  • info@cert.vde.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-11-10T12:15:10
  • Last Modified Date
  • 2022-12-02T22:48:52
Weakness Enumerations
CWE URL
CWE-330 http://cwe.mitre.org/data/definitions/330.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:wut:at-modem-emulator_firmware:*:*:*:*:*:*:*:* 1 OR 1.48
cpe:2.3:h:wut:at-modem-emulator:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_\+\+_firmware:*:*:*:*:*:*:*:* 1 OR 1.48
cpe:2.3:h:wut:com-server_\+\+:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_20ma_firmware:*:*:*:*:*:*:*:* 1 OR 1.48
cpe:2.3:h:wut:com-server_20ma:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_100basefx_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_100basefx:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_100baselx_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_100baselx:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_19\"_1port_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_19\"_1port:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_19\"_4port_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_19\"_4port:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_compact_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_compact:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_industry_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_industry:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_isolated_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_isolated:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_oem_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_oem:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_office_1port_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_office_1port:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_office_4port_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_office_4port:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_poe_firmware:*:*:*:*:*:*:*:* 1 OR 1.76
cpe:2.3:h:wut:com-server_highspeed_poe:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_lc_firmware:*:*:*:*:*:*:*:* 1 OR 1.48
cpe:2.3:h:wut:com-server_highspeed_lc:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_ul_firmware:*:*:*:*:*:*:*:* 1 OR 1.48
cpe:2.3:h:wut:com-server_highspeed_ul:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wut:com-server_highspeed_poe_3x_isolated_firmware:*:*:*:*:*:*:*:* 1 OR 1.48
cpe:2.3:h:wut:com-server_highspeed_poe_3x_isolated:-:*:*:*:*:*:*:* 0 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://cert.vde.com/de/advisories/VDE-2022-043
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2022-42787
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42787
History
Created Old Value New Value Data Type Notes
2022-11-10 13:00:06 Added to TrackCVE
2022-12-07 17:36:20 2022-11-10T12:15Z 2022-11-10T12:15:10 CVE Published Date updated
2022-12-07 17:36:20 2022-12-02T22:48:52 CVE Modified Date updated
2022-12-07 17:36:20 Analyzed Vulnerability Status updated
2022-12-07 17:36:21 Multiple W&T products of the Comserver Series use a small number space for allocating sessions ids. After login of an user an unathenticated remote attacker can brute force the users session id and get access to the his account on the the device. Multiple W&T products of the Comserver Series use a small number space for allocating sessions ids. After login of an user an unathenticated remote attacker can brute force the users session id and get access to his account on the the device. As the user needs to log in for the attack to be successful a user interaction is required. Description updated
2022-12-07 17:36:23 CPE Information updated