CVE-2022-42787
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.9% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.9% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.9% · EPSS, next 30 days
- Weakness
- CWE-330
- Record status
- Modified
Affected
- Wut at-modem-emulator Firmware < 1.48
- Wut com-server \+\+ Firmware < 1.48
- Wut com-server 20ma Firmware < 1.48
- Wut com-server Highspeed 100basefx Firmware < 1.76
- Wut com-server Highspeed 100baselx Firmware < 1.76
- Wut com-server Highspeed 19\" 1port Firmware < 1.76
- Wut com-server Highspeed 19\" 4port Firmware < 1.76
- Wut com-server Highspeed Compact Firmware < 1.76
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-42787.md and follow it. Check whether this project is affected by CVE-2022-42787. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
