Vulnerability in Level1 Wbr-6012
CVE-2024-28875
A security flaw involving hard-coded credentials in LevelOne WBR-6012's web services allows attackers to gain unauthorized access during the first 30 seconds post-boot. Other vulnerabilities can force a reboot, circumventing the initial time restriction for exploitation.The backdoor string can be found at address 0x80100910 80100910 40 6d 21 74 ds "@m!t2K1" 32 4b 31 00 It is referenced by the function located at 0x800b78b0 and is used as shown in the pseudocode below: if ((SECOND_FROM_BOOT_TIME < 300) && (is_equal = strcmp(password,"@m!t2K1")) { return 1;} Where 1 is the return value to admin-level access (0 being fail and 3 being user).
EPSS: 0.007 (50.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Level1 Wbr-6012
- Level1 Wbr-6012_firmware — versions r0.40e6
- Levelone Wbr-6012 — versions R0.40e6
Weakness classification (CWE)
References
- talos-cna@cisco.com (Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2024-28875?
- CVE-2024-28875 is a high-severity vulnerability in Level1 Wbr-6012, classified under Use of Hard-coded Credentials. CVSS score: 8.1/10. Published 2024-10-30.
- How severe is CVE-2024-28875?
- High severity. CVSS v3 base score is 8.1 out of 10.