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The vulnerability of the add_pseudoheader function in the Dnsmasq DNS server allows a hacker to cause a service failure.

🗓️ 03 Nov 2017 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 3 Views

Dnsmasq add_pseudoheader vulnerability causes service failure when add_mac, add_cpe_id, or add_subnet are set due to bit loss from crafted domain name system requests.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
0day.today		Dnsmasq < 2.78 - Integer Underflow Exploit
2 Oct 201700:00
–zdt
ALT Linux		Security fix for the ALT Linux 10 package dnsmasq version 2.78-alt1
6 Oct 201700:00
–altlinux
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities in IBM Cloud Manager with OpenStack affect IBM Cloud Orchestrator and Cloud Orchestrator Enterprise
17 Jun 201822:33
–ibm
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities in dnsmasq affect IBM Cloud Manager with OpenStack
8 Aug 201804:13
–ibm
Tenable Nessus		Amazon Linux 2 : dnsmasq (ALAS-2019-1251)
24 Jul 201900:00
–nessus
Tenable Nessus		Amazon Linux AMI : dnsmasq (ALAS-2017-907)
3 Oct 201700:00
–nessus
Tenable Nessus		CentOS 7 : dnsmasq (CESA-2017:2836)
3 Oct 201700:00
–nessus
Tenable Nessus		Debian DSA-3989-1 : dnsmasq - security update
3 Oct 201700:00
–nessus
Tenable Nessus		dnsmasq < 2.78 Multiple Remote Vulnerabilities
3 Oct 201700:00
–nessus
Tenable Nessus		EulerOS 2.0 SP2 : dnsmasq (EulerOS-SA-2018-1285)
27 Sep 201800:00
–nessus
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Vulners
Node
simon_kelleydnsmasqRange<2.78

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23 Mar 2021 00:00Current
7.7High risk
Vulners AI Score7.7
CVSS 37.5
CVSS 27.8
EPSS0.66347
Dnsmasq vulnerabilityadd_pseudoheaderservice failurebit lossdomain name systemmac addresscustomer premises equipmentsubnet
3