CVE-2016-5180
critical
CVSS v3
9.8
CVSS v2
7.5
VIR risk
9.8
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.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-5180
Vendor advisory: arch — https://security.archlinux.org/ASA-201609-31
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-5180.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 1.12.0-1 |
| debian | bullseye | fixed | 1.12.0-1 |
| debian | forky | fixed | 1.12.0-1 |
| debian | sid | fixed | 1.12.0-1 |
| debian | trixie | fixed | 1.12.0-1 |
| arch | fixed | 1.12.0-1 | |
| debian | 8.0 | affected | |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 16.04 | affected | |
| ubuntu | 16.10 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| c-ares | c-ares | 1.0.0 | |
| c-ares | c-ares | 1.1.0 | |
| c-ares | c-ares | 1.2.0 | |
| c-ares | c-ares | 1.2.1 | |
| c-ares | c-ares | 1.3.0 | |
| c-ares | c-ares | 1.3.1 | |
| c-ares | c-ares | 1.3.2 | |
| c-ares | c-ares | 1.4.0 | |
| c-ares | c-ares | 1.5.0 | |
| c-ares | c-ares | 1.5.1 | |
| c-ares | c-ares | 1.5.2 | |
| c-ares | c-ares | 1.5.3 | |
| c-ares | c-ares | 1.6.0 | |
| c-ares | c-ares | 1.7.0 | |
| c-ares | c-ares | 1.7.1 | |
| c-ares | c-ares | 1.7.2 | |
| c-ares | c-ares | 1.7.3 | |
| c-ares | c-ares | 1.7.4 | |
| c-ares | c-ares | 1.7.5 | |
| c-ares | c-ares | 1.8.0 | |
| c-ares | c-ares | 1.9.0 | |
| c-ares | c-ares | 1.9.1 | |
| c-ares | c-ares | 1.10.0 | |
| c-ares_project | c-ares | 1.11.0 | |
| nodejs | node.js | {"startIncluding":"0.10.0","endExcluding":"0.10.48"} | 0.10.48 |
References
- https://www.suse.com/security/cve/CVE-2016-5180.html
- https://security.archlinux.org/ASA-201609-31
- http://rhn.redhat.com/errata/RHSA-2017-0002.html
- http://www.debian.org/security/2016/dsa-3682
- http://www.securityfocus.com/bid/93243
- http://www.ubuntu.com/usn/USN-3143-1
- https://c-ares.haxx.se/CVE-2016-5180.patch
- https://c-ares.haxx.se/adv_20160929.html
- https://googlechromereleases.blogspot.in/2016/09/stable-channel-updates-for-chrome-os.html
- https://security.gentoo.org/glsa/201701-28
- https://source.android.com/security/bulletin/2017-01-01.html
- https://security-tracker.debian.org/tracker/CVE-2016-5180
CWEs
CWE-787
Verify integrity in audit chain (admin only). AS-IS.