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    CVE-2025-12200

    ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: Based on the analysis by MITRE and review of community feedback, the reported conditions represent expected and intentional behavior within dnsmasq's documented design, rather than security vulnerabilities.

    Published:Oct 27, 2025
    Last Modified:Nov 3, 2025
    EPS:Oct 27, 2025
    EPSS Score:0.00012
    CVSS Score:3.3

    Affected Products

    Vendor
    Dnsmasq
    Product
    Dnsmasq

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-12969 (CVSS 5.3) — An out-of-bounds read vulnerability exists in dnsmasq's find_soa() function in src/rfc1035.c. When parsing NS …
    CVE-2026-12725 (CVSS 5.9) — A heap-based buffer overflow was found in dnsmasq. When DNSSEC validation and query logging are both enabled, …
    CVE-2026-4892 (CVSS 8.4) — A heap-based out-of-bounds write vulnerability in the DHCPv6 implementation of dnsmasq allows local attackers …
    CVE-2026-2291 (CVSS 7.3) — dnsmasqs extract_name() function can be abused to cause a heap buffer overflow, allowing an attacker to inject…
    CVE-2026-5172 (CVSS 7.3) — A buffer overflow in dnsmasq’s extract_addresses() function allows an attacker to trigger a heap out-of-bounds…
    CVE-2026-4891 (CVSS 5.3) — A heap-based out-of-bounds read vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to c…
    CVE-2026-4893 (CVSS 5.3) — An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a craft…
    CVE-2026-4890 (CVSS 7.5) — A Denial of Service (DoS) vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a…
    CVE-2020-37127 (CVSS 6.9) — Dnsmasq-utils 2.79-1 contains a buffer overflow vulnerability in the dhcp_release utility that allows attacker…
    CVE-2025-12199 (CVSS 3.3) — ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its C…

    References

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High