epcor.com Open Redirect vulnerability OBB-2728960

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

city.mino.gifu.jp Open Redirect vulnerability OBB-2726690

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

Vulnerability fixed in BIND

ISC has fixed a vulnerability in BIND. A malicious person at remote user could potentially exploit the vulnerability to cause a Denial-of-Service. To do so, the malicious party must prematurely break a TLS connection to the vulnerable server. TLS is used for both DNS over TLS DoT and DNS over HTT...

Report: Recent 10x Increase in Cyberattacks on Ukraine

As their cities suffered more intense bombardment by Russian military forces this week, Ukrainian Internet users came under renewed cyberattacks, with one Internet company providing service there saying they blocked ten times the normal number of phishing and malware attacks targeting Ukrainians...

FreakOut Botnet Turns DVRs Into Monero Cryptominers

Threat group FreakOut’s Necro botnet has developed a new trick: infecting Visual Tools DVRs with a Monero miner. Juniper Threat Labs researchers have issued a report detailing new activities from FreakOut, also known as Necro Python and Python.IRCBot. In late September, the team noticed that the...

8x8 Bounty: Dangling DNS Record docs.jitsi.net (unsuccessful GSuite takeover)

A dangling DNS record was found for the subdomain docs.jitsi.net, which was abandoned and belonged to GSuite. An attacker could have claimed the subdomain and taken it over, causing potential damage to the website and company. It was recommended to remove the Cname and DNS connecting to it...

SUSE-SU-2021:2760-1 Security update for c-ares

This update for c-ares fixes the following issues: Version update to git snapshot 1.17.1+20200724: - CVE-2021-3672: fixed missing input validation on hostnames returned by DNS servers bsc1188881 - If aresgetaddrinfo was terminated by an aresdestroy, it would cause crash - Crash in sortaddrinfo if...

openSUSE Security Update : bind (openSUSE-2021-386)

This update for bind fixes the following issues : - dnssec-keygen can no longer generate HMAC keys. Use tsig-keygen instead. bsc1180933 This update was imported from the SUSE:SLE-15:Update update project. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were...

SolarWinds Hack and the Case of DNS Security

It's not news that some of the top government agencies and companies in the world were victims of the SolarWinds attack. At this point, I can say it's the reason I didn't have a smoother transition back into work-life following a long vacation. As I understand it, the breaches happened after...

SolarWinds Hack and the Case of DNS Security

It's not news that some of the top government agencies and companies in the world were victims of the SolarWinds attack. At this point, I can say it's the reason I didn't have a smoother transition back into work-life following a long vacation. As I understand it, the breaches happened after...

DEBIAN-CVE-2020-25687

A flaw was found in dnsmasq before version 2.83. A heap-based buffer overflow was discovered in dnsmasq when DNSSEC is enabled and before it validates the received DNS entries. This flaw allows a remote attacker, who can create valid DNS replies, to cause an overflow in a heap-allocated memory...

DEBIAN-CVE-2020-25683

A flaw was found in dnsmasq before version 2.83. A heap-based buffer overflow was discovered in dnsmasq when DNSSEC is enabled and before it validates the received DNS entries. A remote attacker, who can create valid DNS replies, could use this flaw to cause an overflow in a heap-allocated memory...

DNSpooq Flaws Allow DNS Hijacking of Millions of Devices

Researchers have uncovered a set of flaws in dnsmasq, popular open-source software used for caching Domain Name System DNS responses for home and commercial routers and servers. The set of seven flaws are comprised of buffer overflow issues and flaws allowing for DNS cache-poisoning attacks also...

dnsmasq: heap-based buffer overflow in sort_rrset() when DNSSEC is enabled

A flaw was found in dnsmasq. A heap-based buffer overflow was discovered in the way RRSets are sorted before validating with DNSSEC data. An attacker on the network, who can forge DNS replies such as that they are accepted as valid, could use this flaw to cause a buffer overflow with arbitrary da...

dnsmasq: heap-based buffer overflow with large memcpy in get_rdata() when DNSSEC is enabled

A flaw was found in dnsmasq. A heap-based buffer overflow was discovered in dnsmasq when DNSSEC is enabled and before it validates the received DNS entries. A remote attacker, who can create valid DNS replies, could use this flaw to cause an overflow in a heap-allocated memory. This flaw is cause...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

dnsmasq: heap-based buffer overflow with large memcpy in sort_rrset() when DNSSEC is enabled

A flaw was found in dnsmasq. A heap-based buffer overflow was discovered in dnsmasq when DNSSEC is enabled and before it validates the received DNS entries. This flaw allows a remote attacker, who can create valid DNS replies, to cause an overflow in a heap-allocated memory. This flaw is caused b...

dnsmasq: buffer overflow in extract_name() due to missing length check when DNSSEC is enabled

A flaw was found in dnsmasq. A buffer overflow vulnerability was discovered in the way dnsmasq extract names from DNS packets before validating them with DNSSEC data. An attacker on the network, who can create valid DNS replies, could use this flaw to cause an overflow with arbitrary data in a...

Security Advisory 2021-01-19-1 - dnsmasq multiple vulnerabilities (CVE-2020-25681, CVE-2020-25682, CVE-2020-25683, CVE-2020-25684, CVE-2020-25685, CVE-2020-25686, CVE-2020-25687)

DESCRIPTION Dnsmasq has two sets of vulnerabilities, one set of memory corruption issues handling DNSSEC and a second set of issues validating DNS responses. These vulnerabilities could allow an attacker to corrupt memory on the target device and perform cache poisoning attacks against the target...

NSA Releases Guidance on Encrypted DNS in Enterprise Environments  

The National Security Agency NSA has released an information sheet with guidance on adopting encrypted Domain Name System DNS over Hypertext Transfer Protocol over Transport Layer Security HTTPS, referred to as DNS over HTTPS DoH. When configured appropriately, strong enterprise DNS controls can...