CVE-2007-3153: The ares_init:randomize_key function in c-ares, on platforms other than Windows, uses a weak facility for p...

Security readout for executives and security teams

CVE-2007-3153 describes weak randomness in c-ares DNS initialization on non-Windows platforms. An attacker who can race or influence DNS traffic may have an easier time spoofing DNS responses. The provided sources do not give affected versions, a CVSS score, or confirmed exploitation. Exposure is most likely where applications use vulnerable c-ares builds on Unix-like systems for DNS resolution. The bundle lists no specific affected products, versions, packages, or CPEs, so exposure must be determined through dependency and package inventory. Treat this as a dependency hygiene and exposure-validation item, not an emergency, unless vulnerable c-ares is confirmed in critical systems. The lack of CVSS, affected versions, and exploitation evidence limits urgency assessment. Mitigation focus: Inventory systems and applications that embed or link c-ares on non-Windows platforms.; Check upstream c-ares, OS vendor, and application vendor advisories for affected and fixed versions.; Upgrade or rebuild affected dependencies only according to confirmed vendor guidance..

Prepared

Jun 29, 2026, 05:15 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.