CVE-2021-46835: huawei ws7200-10_firmware Authentication Bypass by Capture-replay

Vulnerability summary

CVE-2021-46835 is a medium (CVSS 4.3) Authentication Bypass by Capture-replay vulnerability in huawei ws7200-10_firmware. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 18.3% of scored vulnerabilities.

Timeline

1. 20-09-2022
   PublishedVulnerability first disclosed.
2. 28-05-2025
   Last modifiedVulnerability information updated.

Description

There is a traffic hijacking vulnerability in WS7200-10 11.0.2.13. Successful exploitation of this vulnerability can cause packets to be hijacked by attackers.

• CWE-294Authentication Bypass by Capture-replayA capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).