CVE-2022-42787

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CERTVDECNA
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 70%
VendorProductVersion
wutat-modem-emulator_firmware
𝑥
< 1.48
wutcom-server_\+\+_firmware
𝑥
< 1.48
wutcom-server_20ma_firmware
𝑥
< 1.48
wutcom-server_highspeed_100basefx_firmware
𝑥
< 1.76
wutcom-server_highspeed_100baselx_firmware
𝑥
< 1.76
wutcom-server_highspeed_19\"_1port_firmware
𝑥
< 1.76
wutcom-server_highspeed_19\"_4port_firmware
𝑥
< 1.76
wutcom-server_highspeed_compact_firmware
𝑥
< 1.76
wutcom-server_highspeed_industry_firmware
𝑥
< 1.76
wutcom-server_highspeed_isolated_firmware
𝑥
< 1.76
wutcom-server_highspeed_oem_firmware
𝑥
< 1.76
wutcom-server_highspeed_office_1port_firmware
𝑥
< 1.76
wutcom-server_highspeed_office_4port_firmware
𝑥
< 1.76
wutcom-server_highspeed_poe_firmware
𝑥
< 1.76
wutcom-server_highspeed_lc_firmware
𝑥
< 1.48
wutcom-server_highspeed_ul_firmware
𝑥
< 1.48
wutcom-server_highspeed_poe_3x_isolated_firmware
𝑥
< 1.48
𝑥
= Vulnerable software versions