CVE-2015-5477
HIGH severity · CVSS 7.5 · CWE-19 · actively exploited (CISA KEV)
7.5CVSS HIGH exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2026-10-08. US federal agencies must patch by 2026-10-11.
Summary
named in ISC BIND 9.x before 9.9.7-P2 and 9.10.x before 9.10.2-P3 allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via TKEY queries.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)92%
AV:N/AC:L/Au:N/C:N/I:N/A:C
Affected products we track (9)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10718
- http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163006.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163007.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163015.html
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00043.html
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00048.html