CVEs (50)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
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If you use the zoneToCache function with a malicious authoritative server, an attacker can send a zone that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service. |
An RPZ sent by a malicious authoritative server can result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service. |
An attacker can send replies that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service. Cookies are disabled by default. |
A zone transition from NSEC to NSEC3 might trigger an internal inconsistency and cause a denial of service. |
1Powerdns 3Authoritative DnsdistRecursorApr 27, 2026 Apr 22, 2026 N/A· v4 7.5 HIGH· v3 N/A· v2 An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default. |
Having many concurrent transfers of the same RPZ can lead to inconsistent RPZ data, use after free and/or a crash of the recursor. Normally concurrent transfers of the same RPZ zone can only occur with a malfunctioning R...Show more |
By publishing and querying a crafted zone an attacker can cause allocation of large entries in the negative and aggressive NSEC(3) caches. |
1Powerdns 3Authoritative DnsdistRecursorApr 27, 2026 Apr 22, 2026 N/A· v4 7.5 HIGH· v3 N/A· v2 An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default. |
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default. |
Crafted zones can lead to increased incoming network traffic. |
Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor. |
Crafted delegations or IP fragments can poison cached delegations in Recursor. |
Crafted delegations or IP fragments can poison cached delegations in Recursor. |
An attacker can trigger the removal of cached records by sending a NOTIFY query over TCP. |
An attacker can trigger an assertion failure by requesting crafted DNS records, waiting for them to be inserted into the records cache, then send a query with qtype set to ANY. |
6Debian FedoraprojectIsc+3 more8Active Iq Unified Manager BindBootstrap Os+5 moreDec 23, 2025 Feb 14, 2024 N/A· v4 7.5 HIGH· v3 N/A· v2 The Closest Encloser Proof aspect of the DNS protocol (in RFC 5155 when RFC 9276 guidance is skipped) allows remote attackers to cause a denial of service (CPU consumption for SHA-1 computations) via DNSSEC responses in...Show more |
8Fedoraproject IscMicrosoft+5 more13Bind DnsmasqEnterprise Linux+10 moreNov 4, 2025 Feb 14, 2024 N/A· v4 7.5 HIGH· v3 N/A· v2 Certain DNSSEC aspects of the DNS protocol (in RFC 4033, 4034, 4035, 6840, and related RFCs) allow remote attackers to cause a denial of service (CPU consumption) via one or more DNSSEC responses, aka the "KeyTrap" issue...Show more |
Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3. |
A remote attacker might be able to cause infinite recursion in PowerDNS Recursor 4.8.0 via a DNS query that retrieves DS records for a misconfigured domain, because QName minimization is used in QM fallback mode. This is...Show more |
2Fedoraproject Powerdns2Fedora RecursorNov 21, 2024 Aug 23, 2022 N/A· v4 6.5 MEDIUM· v3 N/A· v2 PowerDNS Recursor up to and including 4.5.9, 4.6.2 and 4.7.1, when protobuf logging is enabled, has Improper Cleanup upon a Thrown Exception, leading to a denial of service (daemon crash) via a DNS query that leads to an...Show more |