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CVE-2016-5180
Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of…
Critical9.8EPSS 8.6%
- Published
- Updated
- Reserved
- Assigned by
- Chrome
Description
Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly execute arbitrary code via a hostname with an escaped trailing dot.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 8.6% · top 4.9% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (9)
- https://source.android.com/security/bulletin/2017-01-01.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 93243 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-3143-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- GLSA-201701-28 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- DSA-3682 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://c-ares.haxx.se/adv_20160929.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://c-ares.haxx.se/CVE-2016-5180.patch (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://googlechromereleases.blogspot.in/2016/09/stable-channel-updates-for-chrome-os.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:0002 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2016-5180)Record last updated .