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.
Published 2015-07-29 14:59:05
Updated 2017-11-10 02:29:02
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2015-5477

Threat overview for CVE-2015-5477

Top countries where our scanners detected CVE-2015-5477
Top open port discovered on systems with this issue 53
IPs affected by CVE-2015-5477 226,231
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2015-5477!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2015-5477

97.21%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2015-5477

  • BIND TKEY Query Denial of Service
    Disclosure Date: 2015-07-28
    First seen: 2020-04-26
    auxiliary/dos/dns/bind_tkey
    This module sends a malformed TKEY query, which exploits an error in handling TKEY queries on affected BIND9 'named' DNS servers. As a result, a vulnerable named server will exit with a REQUIRE assertion failure. This condition can be exploited in versions of BIND

CVSS scores for CVE-2015-5477

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.8
HIGH AV:N/AC:L/Au:N/C:N/I:N/A:C
10.0
6.9
NIST

CWE ids for CVE-2015-5477

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2015-5477

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