CVE-2017-14496
CVE-2017-14496
Vexday Risk Score
35Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
Exploit maturity
Proof of concept
Public proof of concept exists, but not yet automated.
CVSS —EPSS 66.3%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Lifecycle
02 Oct 2017Public PoC
02 Oct 2017Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
Integer underflow in the add_pseudoheader function in dnsmasq before 2.78 , when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service via a crafted DNS request.
Affected products
n/a · n/apublic PoCs found — 2
cve_referencewww.exploit-db.com/exploits/42946/unverifiedexploitdbwww.exploit-db.com/exploits/42946unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.htmlhttp://nvidia.custhelp.com/app/answers/detail/a_id/4561https://access.redhat.com/errata/RHSA-2017:2836https://access.redhat.com/security/vulnerabilities/3199382https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdfhttps://security.gentoo.org/glsa/201710-27https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.htmlhttps://source.android.com/security/bulletin/2017-10-01https://www.exploit-db.com/exploits/42946/https://www.kb.cert.org/vuls/id/973527https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.htmlhttps://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html