CVE-1999-0047

CRITICAL

MIME conversion buffer overflow in sendmail versions 8.8.3 and 8.8.4.

Affects 3 products across 3 vendors.

BCS7.69
CVSS 2.010.0
EPSS3.1%
Percentile86th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
◆ SAGE Intelligence — CITED Relevance Research Team

This vulnerability was disclosed in 1997. A critical vulnerability affects Bsdi systems (CVE-1999-0047). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-1997-GLOBAL-307598-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-1999-0047?
This vulnerability was disclosed in 1997. A critical vulnerability affects Bsdi systems (CVE-1999-0047). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-1999-0047?
CVE-1999-0047 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 3.1%.
Is CVE-1999-0047 actively exploited?
No confirmed active exploitation of CVE-1999-0047 as of 2026-05-30.
How do I remediate CVE-1999-0047?
Priority: MEDIUM.
What systems are affected by CVE-1999-0047?
CVE-1999-0047 affects: Bsdi, Caldera, Eric Allman.
Vulnerability Details
CVE IDCVE-1999-0047
BSIDBS-1997-GLOBAL-307598-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published1997-01-28
Last Modified2026-04-16
ICS Relevance0%
SourceNVD
Official Description

MIME conversion buffer overflow in sendmail versions 8.8.3 and 8.8.4.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: MIME conversion buffer overflow in sendmail versions 8.8.3 and 8.8.4. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products
VendorProductFixed Version
Bsdi Bsd Os —
Caldera Openlinux —
Eric Allman Sendmail —
Remediation

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

Threat Intelligence
● Threat Intelligence Validated: July 2026 | Threat Age: 10764 Days
CISA KEVNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
SAGE Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash34a7fc63a202b0fa263d024bbf746af1482c139b49177855ffaaadeabcc7fa43d5acee5c304ae4984140d11a4031eaf31a0f94f20fec9f1eca1bc5fa794df0cc
Related CVEs affecting Bsdi
CVE-1999-0042 10.0 Buffer overflow in University of Washington's implementation of IMAP and POP servers. CVE-1999-0165 10.0 NFS cache poisoning. CVE-1999-0099 10.0 Buffer overflow in syslog utility allows local or remote attackers to gain ro... CVE-1999-0046 10.0 Buffer overflow of rlogin program using TERM environmental variable. CVE-1999-0323 10.0 FreeBSD mmap function allows users to modify append-only or immutable files.
View all Bsdi CVEs →

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