CVE-2016-2088

medium
Published 2016-03-09 · Modified 2026-05-06
CVSS v3
6.8
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v2
4.3
VIR risk
6.8

Description

resolver.c in named in ISC BIND 9.10.x before 9.10.3-P4, when DNS cookies are enabled, allows remote attackers to cause a denial of service (INSIST assertion failure and daemon exit) via a malformed packet with more than one cookie option.

Predictions

Exploit likelihood
77%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-2088

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://kb.isc.org/article/AA-01351

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed0
debian debianbullseyefixed0
debian debianforkyfixed0
debian debiansidfixed0
debian debiantrixiefixed0

Application impact

VendorProductVersionsFixed
iscbind9.10.0
iscbind9.10.1
iscbind9.10.2
iscbind9.10.3

References

CWEs

CWE-20

Verify integrity in audit chain (admin only). AS-IS.