CVE-2012-3868: isc bind Race Condition

Vulnerability summary

CVE-2012-3868 is a medium (CVSS 4.3) Race Condition vulnerability in isc bind. EPSS estimates a 2.72% chance of exploitation in the next 30 days, higher than 85.8% of scored vulnerabilities.

Timeline

1. 25-07-2012
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

Race condition in the ns_client structure management in ISC BIND 9.9.x before 9.9.1-P2 allows remote attackers to cause a denial of service (memory consumption or process exit) via a large volume of TCP queries.

• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.