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powerdns recursor vulnerabilities and exploits
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7.5
CVSSv3
CVE-2018-10851
PowerDNS Authoritative Server 3.3.0 up to 4.1.4 excluding 4.1.5 and 4.0.6, and PowerDNS Recursor 3.2 up to 4.1.4 excluding 4.1.5 and 4.0.9, are vulnerable to a memory leak while parsing malformed records that can lead to remote denial of service.
Powerdns Recursor
Powerdns Authoritative
5.9
CVSSv3
CVE-2017-15090
An issue has been found in the DNSSEC validation component of PowerDNS Recursor from 4.0.0 and up to and including 4.0.6, where the signatures might have been accepted as valid even if the signed data was not in bailiwick of the DNSKEY used to sign it. This allows an attacker in ...
Powerdns Recursor
1 Article
5.3
CVSSv3
CVE-2017-15093
When api-config-dir is set to a non-empty value, which is not the case by default, the API in PowerDNS Recursor 4.x up to and including 4.0.6 and 3.x up to and including 3.7.4 allows an authorized user to update the Recursor's ACL by adding and removing netmasks, and to conf...
Powerdns Recursor
1 Article
8.8
CVSSv3
CVE-2020-10030
An issue has been found in PowerDNS Recursor 4.1.0 up to and including 4.3.0. It allows an attacker (with enough privileges to change the system's hostname) to cause disclosure of uninitialized memory content via a stack-based out-of-bounds read. It only occurs on systems wh...
Powerdns Recursor
5.3
CVSSv3
CVE-2020-14196
In PowerDNS Recursor versions up to and including 4.3.1, 4.2.2 and 4.1.16, the ACL restricting access to the internal web server is not properly enforced.
Powerdns Recursor
NA
CVE-2008-1637
PowerDNS Recursor prior to 3.1.5 uses insufficient randomness to calculate (1) TRXID values and (2) UDP source port numbers, which makes it easier for remote malicious users to poison a DNS cache, related to (a) algorithmic deficiencies in rand and random functions in external li...
Powerdns Recursor
8.1
CVSSv3
CVE-2019-3806
An issue has been found in PowerDNS Recursor versions after 4.1.3 prior to 4.1.9 where Lua hooks are not properly applied to queries received over TCP in some specific combination of settings, possibly bypassing security policies enforced using Lua.
Powerdns Recursor
7.5
CVSSv3
CVE-2018-16855
An issue has been found in PowerDNS Recursor before version 4.1.8 where a remote attacker sending a DNS query can trigger an out-of-bounds memory read while computing the hash of the query for a packet cache lookup, possibly leading to a crash.
Powerdns Recursor
5.3
CVSSv3
CVE-2023-26437
Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: up to and including 4.6.5, up to and including 4.7.4 , up to and including 4.8.3.
Powerdns Recursor
9.8
CVSSv3
CVE-2019-3807
An issue has been found in PowerDNS Recursor versions 4.1.x prior to 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an malicious user to bypass DNSSEC validation.
Powerdns Recursor
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
cross-site scripting
CVE-2024-5158
XML external entity
CVE-2024-4262
CVE-2024-2036
CVE-2024-4985
CVE-2024-21791
remote attackers
CVE-2023-43208
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