medium5.9Public exploit code
CVE-2017-14494
dnsmasq before 2.78, when configured as a relay, allows remote attackers to obtain sensitive memory information via vectors involving handling DHCPv6 forwarded…
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Dnsmasq < 2.78 - Information Leak2017-10-02 · dos · multiple · Verified
Impact
dnsmasq before 2.78, when configured as a relay, allows remote attackers to obtain sensitive memory information via vectors involving handling DHCPv6 forwarded requests.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Canonical | Ubuntu Linux | Versions 14.04, 16.04, 17.04 |
| Debian | Debian Linux | Versions 7.0, 7.1, 9.0 |
| Novell | Leap | Versions 42.2, 42.3 |
| Redhat | Enterprise Linux Desktop | Version 7.0 |
| Redhat | Enterprise Linux Server | Version 7.0 |
| Redhat | Enterprise Linux Workstation | Version 7.0 |
| Thekelleys | Dnsmasq | through 2.77 |
Weakness classification
References
- NVD record
- CVE.org record
- http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
- http://nvidia.custhelp.com/app/answers/detail/a_id/4561
- http://thekelleys.org.uk/dnsmasq/CHANGELOG
- http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=33e3f1029c9ec6c63e430ff51063a6301d4b2262
- http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
- http://www.debian.org/security/2017/dsa-3989
- http://www.securityfocus.com/bid/101085
- http://www.securitytracker.com/id/1039474
- http://www.ubuntu.com/usn/USN-3430-1
- http://www.ubuntu.com/usn/USN-3430-2
- https://access.redhat.com/errata/RHSA-2017:2836
- https://access.redhat.com/errata/RHSA-2017:2837
- https://access.redhat.com/security/vulnerabilities/3199382
- https://security.gentoo.org/glsa/201710-27
- https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
- https://www.exploit-db.com/exploits/42944/
- https://www.kb.cert.org/vuls/id/973527
- https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html
- https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html
- https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
- http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
- http://nvidia.custhelp.com/app/answers/detail/a_id/4561
- http://thekelleys.org.uk/dnsmasq/CHANGELOG
- http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=33e3f1029c9ec6c63e430ff51063a6301d4b2262
- http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt