CVE-1999-0837

CRITICAL

Denial of service in BIND by improperly closing TCP sessions via so_linger.

Affects 3 products across 2 vendors.

CVSS 2.010.0
EPSS2.7%
Percentile86th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 1999. A critical vulnerability affects Isc systems (CVE-1999-0837). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-1999-GLOBAL-349919-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-1999-0837?
This vulnerability was disclosed in 1999. A critical vulnerability affects Isc systems (CVE-1999-0837). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-1999-0837?
CVE-1999-0837 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 2.7%.
Is CVE-1999-0837 actively exploited?
No confirmed active exploitation of CVE-1999-0837 as of 2026-05-30.
How do I remediate CVE-1999-0837?
Priority: MEDIUM.
What systems are affected by CVE-1999-0837?
CVE-1999-0837 affects Isc Bind; Sun Sunos, Solaris.
Vulnerability Details
CVE IDCVE-1999-0837
BSIDBS-1999-GLOBAL-349919-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published1999-11-10
Last Modified2026-04-16
ICS Relevance0%
SourceNVD
Official Description

Denial of service in BIND by improperly closing TCP sessions via so_linger.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: Denial of service in BIND by improperly closing TCP sessions via so_linger. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products
VendorProductAffected Versions
Isc Bind 8.2 8.2.1
Sun Sunos 5.7
Sun Solaris 7.0
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 9844 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hasha911f072aaea44f89a92018918b489068cb8082830267fa804edb791df445474c0228470f07fa0d9dc37b3ee778b59c28500ecbd090c09fa809f9ef850712db8
Related CVEs affecting Isc
CVE-1999-0754 10.0 The INN inndstart program allows local users to gain privileges by specifying... CVE-2000-0585 10.0 ISC DHCP client program dhclient allows remote attackers to execute arbitrary... CVE-1999-0100 10.0 Remote access in AIX innd 1.5.1, using control messages. CVE-1999-0009 10.0 Inverse query buffer overflow in BIND 4.9 and BIND 8 Releases. CVE-2000-1029 10.0 Buffer overflow in host command allows a remote attacker to execute arbitrary...
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