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high7.5Known exploitedPublic exploit code

CVE-2015-5477

ISC BIND Data Processing Errors Vulnerability

Exploited in the wild

This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2026-10-08. Federal due date: 2026-10-11.

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

ISC BIND contains a data processing errors vulnerability that could allow remote attackers to cause a denial of service via TKEY queries.

Affected products

VendorProductAffected versions
JuniperJunos
before 12.1
from 13.1 before 13.2
Versions 12.1, 12.1r, 12.1x44, 12.1x45
FedoraprojectFedora
Versions 21, 22
RedhatEnterprise Linux
Versions 5.0, 6.0, 7.0
RedhatEnterprise Linux Aus
Versions 6.4, 6.5, 6.6
DebianDebian Linux
Versions 7.0, 8.0
OracleVm Server
Version 3.2
OracleSolaris
Versions 10, 11.2
HpHp-Ux
Versions 11.11, 11.23, 11.31
CanonicalUbuntu Linux
Version 12.04
NetappClustered Data Ontap
All versions
AppleOs X Server
Version 4.1.5
HpeDns
Versions 9.2.3, 9.3

Weakness classification

CWE-19CWE-617

References