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Short Name |
DNS:OVERFLOW:DNSMASQ-HEAP-BO |
|---|---|
Severity |
Major |
Recommended |
Yes |
Recommended Action |
Drop |
Category |
DNS |
Keywords |
DNSmasq add_resource_record Heap Buffer Overflow |
Release Date |
2017/11/22 |
Update Number |
3008 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
DNS: DNSmasq add_resource_record Heap Buffer Overflow
A heap-based buffer overflow vulnerability has been reported in DNSmasq.A remote attacker could exploit this vulnerability by sending a specially crafted response to the server. Successful exploitation could result in arbitrary code execution in the security context of the root user.
Extended Description
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response.
Affected Products
- Canonical ubuntu_linux 12.04
- Canonical ubuntu_linux 14.04
- Canonical ubuntu_linux 16.04
- Canonical ubuntu_linux 17.04
- Debian debian_linux 7.0
- Debian debian_linux 7.1
- Debian debian_linux 9.0
- Novell leap 42.2
- Novell leap 42.3
- Redhat enterprise_linux_desktop 6.0
- Redhat enterprise_linux_desktop 7.0
- Redhat enterprise_linux_server 6.0
- Redhat enterprise_linux_server 7.0
- Redhat enterprise_linux_workstation 6.0
- Redhat enterprise_linux_workstation 7.0
- Thekelleys dnsmasq 2.77
References
- BugTraq: 101085
- CVE: CVE-2017-14491