CVE-2020-12244

PowerDNS Recursor 4.1.0–4.3.0 contains an NXDOMAIN validation issue in SyncRes::processAnswer, where records in the NXDOMAIN response without an SOA are not properly validated, allowing a bypass of DNSSEC validation. Affects multiple distributions; fixes exist upstream in 4.2.x/4.3.x series and d...

CVE-2020-12244

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation...

CVE-2020-12244

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation...

CVE-2020-12244

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation...

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 where gethostname does not...

UBUNTU-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 where gethostname does not...

CVE-2020-10995

PowerDNS Recursor from 4.1.0 up to and including 4.3.0 does not sufficiently defend against amplification attacks. An issue in the DNS protocol has been found that allow malicious parties to use recursive DNS services to attack third party authoritative name servers. The attack uses a crafted rep...

CVE-2020-12244

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation...

UBUNTU-CVE-2020-10995

PowerDNS Recursor from 4.1.0 up to and including 4.3.0 does not sufficiently defend against amplification attacks. An issue in the DNS protocol has been found that allow malicious parties to use recursive DNS services to attack third party authoritative name servers. The attack uses a crafted rep...

UBUNTU-CVE-2020-12244

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation...

CVE-2020-10030: Out-of-bounds Read

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 where gethostname does not...

PT-2020-11872

Name of the Vulnerable Software and Affected Versions PowerDNS Recursor versions 4.1.0 through 4.3.0 Description The issue allows an attacker with sufficient privileges to change the system's hostname to cause disclosure of uninitialized memory content via a stack-based out-of-bounds read. This...

powerdns-recursor -- multiple vulnerabilities

PowerDNS Team reports: CVE-2020-10995: An issue in the DNS protocol has been found that allow malicious parties to use recursive DNS services to attack third party authoritative name servers. The attack uses a crafted reply by an authoritative name server to amplify the resulting traffic between...

[ASA-202005-10] powerdns-recursor: multiple issues

Arch Linux Security Advisory ASA-202005-10 ========================================== Severity: Medium Date : 2020-05-19 CVE-ID : CVE-2020-10995 CVE-2020-12244 Package : powerdns-recursor Type : multiple issues Remote : Yes Link : https://security.archlinux.org/AVG-1163 Summary ======= The packag...

PT-2020-12479

Name of the Vulnerable Software and Affected Versions PowerDNS Recursor versions 4.1.0 through 4.3.0 Description The issue in the DNS protocol allows malicious parties to use recursive DNS services to attack third-party authoritative name servers, resulting in degraded performance. This is...

CVE-2020-10995: Uncontrolled Resource Consumption

PowerDNS Recursor from 4.1.0 up to and including 4.3.0 does not sufficiently defend against amplification attacks. An issue in the DNS protocol has been found that allow malicious parties to use recursive DNS services to attack third party authoritative name servers. The attack uses a crafted rep...

CVE-2020-12244: Improper Verification of Cryptographic Signature

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation...

PT-2020-3620

Name of the Vulnerable Software and Affected Versions PowerDNS Recursor versions 4.1.0 through 4.3.0 Description The issue concerns a lack of proper validation in the SyncRes::processAnswer function for records in the answer section of a NXDOMAIN response that lacks an SOA. This allows an attacke...

PT-2020-3611

Name of the Vulnerable Software and Affected Versions BIND versions prior to the fixed version Windows DNS Server affected versions not specified PowerDNS Recursor affected versions not specified Description The issue is related to a lack of effective limitation on the number of fetches performed...

Open-Xchange: Recursor accepts unsigned, empty NXDOMAINs in secure zones

Hi! This is a slightly edited version of the email I sent to the project's security contacts on 2020-04-21. Open-Xchange confirmed it and asked me to resubmit it here. --- Subject: Recursor may be accepting unsigned, empty NXDOMAINs in secure zones I can easily reproduce this against Cloudflare's...