CVE-2019-19414: huawei dbs3900_tdd_lte_firmware Integer Overflow or Wraparound

Vulnerability summary

CVE-2019-19414 is a high (CVSS 7.8) Integer Overflow or Wraparound vulnerability in huawei dbs3900_tdd_lte_firmware. EPSS estimates a 0.96% chance of exploitation in the next 30 days, higher than 61% of scored vulnerabilities.

Timeline

1. 21-01-2020
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

There is an integer overflow vulnerability in LDAP server of some Huawei products. Due to insufficient input validation, a remote attacker could exploit this vulnerability by sending malformed packets to the target devices. Successful exploit could cause the affected system crash.

• CWE-190Integer Overflow or WraparoundThe product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.