CVE-1999-0205

MEDIUM

Denial of service in Sendmail 8.6.11 and 8.6.12.

Affects 1 product across 1 vendor.

CVSS 2.05.0
EPSS1.3%
Percentile71th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no confidentiality impact, no integrity impact.
◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 1999. A medium severity vulnerability affects Eric Allman systems (CVE-1999-0205). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-1999-GLOBAL-350409-M • Model: rule-based-v1 • Confidence: LOW

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Frequently Asked Questions
What is CVE-1999-0205?
This vulnerability was disclosed in 1999. A medium severity vulnerability affects Eric Allman systems (CVE-1999-0205). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-1999-0205?
CVE-1999-0205 has CVSS 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. EPSS: 1.3%.
Is CVE-1999-0205 actively exploited?
No confirmed active exploitation of CVE-1999-0205 as of 2026-05-30.
How do I remediate CVE-1999-0205?
Priority: MONITOR.
What systems are affected by CVE-1999-0205?
CVE-1999-0205 affects Eric Allman Sendmail.
Vulnerability Details
CVE IDCVE-1999-0205
BSIDBS-1999-GLOBAL-350409-M BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Published1999-01-01
Last Modified2026-04-16
ICS Relevance0%
SourceNVD
Official Description

Denial of service in Sendmail 8.6.11 and 8.6.12.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: Denial of service in Sendmail 8.6.11 and 8.6.12. CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P.

Exploitation Likelihood: MINIMAL

Affected Products
VendorProductAffected Versions
Eric Allman Sendmail 8.6.11 8.6.12
Remediation

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

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 10150 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceLOW
Enriched At2026-05-24
SHA-512 Audit Hashbfa6b4a46d69b4faa83d39a96139b43fb8287874403373283824a08f5c54095f63d1f2e84af6c8ed958ef4bb1599c2ed65919e558805de66a72ae37e535d9ebb
Related CVEs affecting Eric Allman
CVE-1999-0204 10.0 Sendmail 8.6.9 allows remote attackers to execute root commands, using ident. CVE-1999-0203 10.0 In Sendmail, attackers can gain root privileges via SMTP by specifying an imp... CVE-1999-0095 10.0 The debug command in Sendmail is enabled, allowing attackers to execute comma... CVE-1999-0206 10.0 MIME buffer overflow in Sendmail 8.8.0 and 8.8.1 gives root access. CVE-1999-0047 10.0 MIME conversion buffer overflow in sendmail versions 8.8.3 and 8.8.4.
View all Eric Allman CVEs →

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