MEDIUM
CVE-1999-1379
NVD-CWE-OtherPublished: December 31, 1999· Updated: Jun 16, 2026
5.0
CVSS v3.1
Official Description
DNS allows remote attackers to use DNS name servers as traffic amplifiers via a UDP DNS query with a spoofed source address, which produces more traffic to the victim than was sent by the attacker.
Technical Analysis
CVE-1999-1379 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected Vendors & Products
dnstools_software1 product(s)
dnstools
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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Rapid7 / Metasploit
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Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (10)
→
ftp://ftp.auscert.org.au/pub/auscert/advisory/AL-1999.004.dns_dosPatch · Third Party Advisory · US Government Resource
→
http://ciac.llnl.gov/ciac/bulletins/j-063.shtmlPatch · Vendor Advisory
→
ftp://ftp.auscert.org.au/pub/auscert/advisory/AL-1999.004.dns_dosPatch · Third Party Advisory · US Government Resource
→
http://ciac.llnl.gov/ciac/bulletins/j-063.shtmlPatch · Vendor Advisory
Quick Facts
CVE IDCVE-1999-1379
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessNVD-CWE-Other
CISA KEVNo
Affected1 vendor(s)
PublishedDec 31, 1999
Related CVEs (NVD-CWE-Other)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-1999-1379 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.