CVE-2018-14644

An issue has been found in PowerDNS Recursor from 4.0.0 up to and including 4.1.4. A remote attacker sending a DNS query for a meta-type like OPT can lead to a zone being wrongly cached as failing DNSSEC validation. It only arises if the parent zone is signed, and all the authoritative servers fo...

CVE-2018-14644

An issue has been found in PowerDNS Recursor from 4.0.0 up to and including 4.1.4. A remote attacker sending a DNS query for a meta-type like OPT can lead to a zone being wrongly cached as failing DNSSEC validation. It only arises if the parent zone is signed, and all the authoritative servers fo...

PowerDNS Authoritative Server Packet Cache Pollution DoS Vulnerability (2018-05)

An issue has been found in PowerDNS Authoritative Server allowing a remote user to craft a DNS query that will cause an answer without DNSSEC records to be inserted into the packet cache and be returned to clients asking for DNSSEC records, thus hiding the presence of DNSSEC signatures for a...

powerdns-recursor -- Multiple vulnerabilities

powerdns Team reports: CVE-2018-10851: An issue has been found in PowerDNS Recursor allowing a malicious authoritative server to cause a memory leak by sending specially crafted records. The issue is due to the fact that some memory is allocated before the parsing and is not always properly...

Integer overflow

An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS query for that record. The issue is due to an integer overfl...

CVE-2016-2120

An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS query for that record. The issue is due to an integer overfl...

CVE-2016-2120

An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS query for that record. The issue is due to an integer overfl...

CVE-2016-2120

CVE-2016-2120 affects PowerDNS Authoritative Server up to and including versions 3.4.10 and 4.0.1. An authorized user can crash the server by inserting a crafted DNS record in a zone they control and querying for that record. Root cause is an integer overflow when checking if the record content m...

CVE-2016-2120

An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS query for that record. The issue is due to an integer overfl...

Design/Logic Flaw

An issue has been found in PowerDNS before 3.4.11 and 4.0.2, and PowerDNS recursor before 3.7.4 and 4.0.4, allowing a remote, unauthenticated attacker to cause an abnormal CPU usage load on the PowerDNS server by sending crafted DNS queries, which might result in a partial denial of service if th...

Design/Logic Flaw

uniquesig0/InternalSite/InitParams.aspx in Microsoft Forefront Unified Access Gateway 2010 allows remote attackers to trigger outbound DNS queries for arbitrary hosts via a comma-separated list of URLs in the origurl parameter, possibly causing a traffic amplification and/or SSRF outcome...

Security Bulletin: Reuse of Source Port in DataPower DNS queries (CVE-2017-1773)

Summary IBM DataPower Gateway may re-use the source port in DNS lookups. IBM has addressed the applicable CVE Vulnerability Details Relevant CVE Information: CVEID: CVE-2017-1773 DESCRIPTION: IBM WebSphere DataPower Appliances could allow an attacker using man-in-the-middle techniques to spoof DN...

2017 in Snort Signatures.

This post was written by Martin Lee and Vanja Svajcer. 2017 was an eventful year for cyber security with high profile vulnerabilities that allowed self-replicating worm attacks such as WannaCry and BadRabbit to impact organizations throughout the world. In 2017, Talos researchers discovered many...

CVE-2017-12130

An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerabili...

CVE-2017-12130

An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerabili...

Null pointer dereference

An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerabili...

CVE-2017-12130

An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerabili...

CVE-2017-12130

An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerabili...

Tinysvcmdns Multi-label DNS mdns_parse_qn Denial Of Service Vulnerability

Summary An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to server crash and denial of service. An attacker needs to send a DNS query to trigger this...

PowerDNS Recursor Improper Parameter Handling Remote Code Execution (CVE-2017-15092)

A remote code execution vulnerability exists in PowerDNS. The vulnerability is due to insufficient user input validation of a DNS query.A remote attacker can exploit this weakness to execute arbitrary code in the affected DNS server...