CVE-1999-0009

CRITICAL ⚠ Exploit

Inverse query buffer overflow in BIND 4.9 and BIND 8 Releases.

Affects 13 products across 11 vendors.

BCS8.98
CVSS 2.010.0
EPSS29.0%
Percentile98th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
◆ SAGE Intelligence — CITED Relevance Research Team

A critical vulnerability exists in BIND 4.9 and BIND 8 releases due to an inverse query buffer overflow, which could allow an attacker to execute arbitrary code with the privileges of the BIND service.

BSID: BS-1998-GLOBAL-158997-C • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH

Is this CVE in your environment?

BreachSpider monitors your ICS/OT environment for vulnerabilities like this one. No agents or network access required. Free to start.

Check My Environment →
Frequently Asked Questions
What is CVE-1999-0009?
A critical vulnerability exists in BIND 4.9 and BIND 8 releases due to an inverse query buffer overflow, which could allow an attacker to execute arbitrary code with the privileges of the BIND service.
What is the CVSS score for CVE-1999-0009?
CVE-1999-0009 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 29.0%.
Is CVE-1999-0009 actively exploited?
Public exploit available for CVE-1999-0009. Exploitation risk elevated.
How do I remediate CVE-1999-0009?
Priority: IMMEDIATE.
What systems are affected by CVE-1999-0009?
CVE-1999-0009 affects: Bsdi, Caldera, Data General, Ibm, Isc, Nec, Netbsd, Redhat.
Vulnerability Details
CVE IDCVE-1999-0009
BSIDBS-1998-GLOBAL-158997-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published1998-04-08
Last Modified2026-04-16
ICS Relevance0%
SourceNVD
Official Description

Inverse query buffer overflow in BIND 4.9 and BIND 8 Releases.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

An attacker can exploit this vulnerability by sending a specially crafted inverse query to a vulnerable BIND server. The overflow can overwrite the stack, leading to arbitrary code execution.

Exploitation Likelihood: CRITICAL

Affected Products
VendorProductFixed Version
Bsdi Bsd Os —
Caldera Openlinux —
Data General Dg Ux —
Ibm Aix —
Isc Bind —
Nec Asl Ux 4800 —
Netbsd Netbsd —
Redhat Linux —
Sco Unixware —
Sco Open Desktop —
Sgi Irix —
Sun Sunos —
Sun Solaris —
Remediation

No patch URL on record. Monitor vendor security advisories directly.

Threat Intelligence
● Threat Intelligence Validated: July 2026 | Threat Age: 10330 Days
CISA KEVNot in KEV catalog
Public Exploit⚠ Available — Reference
PoC CodeNot confirmed
SAGE Enrichment Record — provenance & audit hash
Model/workspace/models/qwen2.5-coder-32b-instruct-bf16
ConfidenceHIGH
Enriched At2026-05-24
Related CVEs affecting Bsdi
CVE-1999-0165 10.0 NFS cache poisoning. CVE-1999-0046 10.0 Buffer overflow of rlogin program using TERM environmental variable. CVE-1999-0099 10.0 Buffer overflow in syslog utility allows local or remote attackers to gain ro... CVE-1999-0047 10.0 MIME conversion buffer overflow in sendmail versions 8.8.3 and 8.8.4. CVE-1999-0042 10.0 Buffer overflow in University of Washington's implementation of IMAP and POP servers.
View all Bsdi CVEs →

Critical Severity - Know Your Exposure

A CVSS 10.0 vulnerability in your ICS environment cannot wait. BreachSpider maps critical CVEs to your specific assets and tells you what to fix first.

Check Your Assets Free →