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CVE-2017-14491

CVE-2017-14491

45Vexday Risk Score

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

ssvc Attendepss 85%
from disclosure to weapon0 days
Published on NVDOct 2
1st PoCOct 2
exploitation probability
85%top 1% of all CVEs
observed exploitation
nono source reports it
4 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
41 products (435 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 36
fix ↗
Not affected
7 products — because the vulnerable code is not present in the product
Red Hat Enterprise Linux OpenStack Platform 6 (Juno) · Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) · Red Hat OpenStack Platform 10 (Newton) · Red Hat OpenStack Platform 11 (Ocata) · Red Hat OpenStack Platform 12 (Pike) · and others 2
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
n/a · n/a
public PoCs found — 4✓ VexDay Proof
exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/42941githubgithub.com/skyformat99/dnsmasq-2.4.1-fix-CVE-2017-14491★ 0cve_referencepacketstormsecurity.com/files/144480/Dnsmasq-2-Byte-Heap-Based-Overflow.htmlunverifiedcve_referencewww.exploit-db.com/exploits/42941/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/msg00003.htmlhttp://lists.opensuse.org/opensuse-security-announce/2017-10/msg00004.htmlhttp://lists.opensuse.org/opensuse-security-announce/2017-10/msg00005.htmlhttp://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.htmlhttp://nvidia.custhelp.com/app/answers/detail/a_id/4560http://nvidia.custhelp.com/app/answers/detail/a_id/4561http://packetstormsecurity.com/files/144480/Dnsmasq-2-Byte-Heap-Based-Overflow.htmlhttps://access.redhat.com/errata/RHSA-2017:2836https://access.redhat.com/errata/RHSA-2017:2837https://access.redhat.com/errata/RHSA-2017:2838https://access.redhat.com/errata/RHSA-2017:2839https://access.redhat.com/errata/RHSA-2017:2840