CVE-2017-14496

CVE-2017-14496

Published · Updated

35Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 66%
from disclosure to weapon0 days
Published on NVDOct 2
1st PoCOct 2
exploitation probability
66%top 1% of all CVEs
observed exploitation
nono source reports it
2 public exploit(s)
What the vendors declare (VEX)

Official vendor statements in CSAF/VEX format: whether their product is affected, already fixed, or ruled out — and why. These are the vendor's assertions, not Vexday's judgment.

Red HatVEX document ↗
Fixed
8 products (120 components)
Red Hat Enterprise Linux Client (v. 7) · Red Hat Enterprise Linux Client Optional (v. 7) · Red Hat Enterprise Linux ComputeNode (v. 7) · Red Hat Enterprise Linux ComputeNode Optional (v. 7) · Red Hat Enterprise Linux Server (v. 7) · and others 3
fix ↗
Not affected
9 products (11 components) — because the vulnerable code is not present in the product
Red Hat Enterprise Linux 6 · Red Hat Enterprise Linux 5 · Red Hat Enterprise Linux OpenStack Platform 6 (Juno) · Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) · Red Hat OpenStack Platform 10 (Newton) · and others 4
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/a
public PoCs found — 2✓ VexDay Proof
exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/42946cve_referencewww.exploit-db.com/exploits/42946/unverified
⚠ 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