CVE-2016-2775
medium
CVSS v3
5.9
CVSS v4 NEW
—
VIR risk
5.9
Description
ISC BIND 9.x before 9.9.9-P2, 9.10.x before 9.10.4-P2, and 9.11.x before 9.11.0b2, when lwresd or the named lwres option is enabled, allows remote attackers to cause a denial of service (daemon crash) via a long request that uses the lightweight resolver protocol.
Predictions
Exploit likelihood
69%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 1:9.10.3.dfsg.P4-11 |
| debian | bullseye | fixed | 1:9.10.3.dfsg.P4-11 |
| debian | forky | fixed | 1:9.10.3.dfsg.P4-11 |
| debian | sid | fixed | 1:9.10.3.dfsg.P4-11 |
| debian | trixie | fixed | 1:9.10.3.dfsg.P4-11 |
| fedora | 23 | affected | |
| fedora | 24 | affected | |
| rhel | 6.0 | affected | |
| rhel | 7.0 | affected | |
| rhel | 7.2 | affected | |
| rhel | 7.3 | affected | |
| rhel | 7.4 | affected | |
| rhel | 7.5 | affected | |
| rhel | 7.6 | affected | |
| rhel | 7.7 | affected | |
References
- https://www.suse.com/security/cve/CVE-2016-2775.html
- http://www.securityfocus.com/bid/92037
- http://www.securitytracker.com/id/1036360
- https://access.redhat.com/errata/RHBA-2017:0651
- https://access.redhat.com/errata/RHBA-2017:1767
- https://access.redhat.com/errata/RHSA-2017:2533
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05321107
- https://kb.isc.org/article/AA-01393/74/CVE-2016-2775
- https://kb.isc.org/article/AA-01435
- https://kb.isc.org/article/AA-01436
- https://kb.isc.org/article/AA-01438
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7T2WJP5ELO4ZRSBXSETIZ3GAO6KOEFTA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZUCSMEOZIZ2R2SKA4FPLTOVZHJBAOWC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ5STNEUHBNEPUHJT7CYEVSMATFYMIX7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TT754KDUJTKOASJODJX7FKHCOQ6EC7UX/
- https://security.gentoo.org/glsa/201610-07
- https://security.netapp.com/advisory/ntap-20160722-0002/
- https://security-tracker.debian.org/tracker/CVE-2016-2775
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.