CVE-1999-1293

CRITICAL

mod_proxy in Apache 1.2.5 and earlier allows remote attackers to cause a denial of service via malformed FTP commands, which causes Apache to dump core.

Affects 1 product across 1 vendor.

BCS7.61
CVSS 2.010.0
EPSS4.0%
Percentile90th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
◆ SAGE Intelligence — CITED Relevance Research Team

This vulnerability was disclosed in 1999. A critical vulnerability affects Apache systems (CVE-1999-1293). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-1999-GLOBAL-349713-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-1999-1293?
This vulnerability was disclosed in 1999. A critical vulnerability affects Apache systems (CVE-1999-1293). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-1999-1293?
CVE-1999-1293 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 4.0%.
Is CVE-1999-1293 actively exploited?
No confirmed active exploitation of CVE-1999-1293 as of 2026-06-20.
How do I remediate CVE-1999-1293?
Priority: MEDIUM. Advisory: http://www.apache.org/info/security_bulletin_1.2.5.html PSIRT: [email protected]
What systems are affected by CVE-1999-1293?
CVE-1999-1293 affects: Apache.
Vulnerability Details
CVE IDCVE-1999-1293
BSIDBS-1999-GLOBAL-349713-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published1999-12-31
Last Modified2026-06-16
ICS Relevance0%
SourceNVD
Official Description

mod_proxy in Apache 1.2.5 and earlier allows remote attackers to cause a denial of service via malformed FTP commands, which causes Apache to dump core.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: mod_proxy in Apache 1.2.5 and earlier allows remote attackers to cause a denial of service via malformed FTP commands, which causes Apache to dump core. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products
VendorProductFixed Version
Apache Http Server —
Remediation
View Vendor Advisory →

Remediation Priority: MEDIUM

Vendor PSIRT: [email protected]
Threat Intelligence
● Threat Intelligence Validated: July 2026 | Threat Age: 9703 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 Hashdd5207f0bdcc4e15bafbf76f0e55c84426cdd15230bd066d5f375cc414a94156790087d9918345b54731230cc56f56cceca22b3e4cc8f3b46a8f08d6e8f4579d
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