CVE Tools
Sign in

CVE-2007-1398

Published: Mar 10, 2007Updated: Apr 23, 2026 Sources: CVE List NVDNVD-CWE-Other
7.1HIGH
NVD MITRE
EPSS Score
5.6%
Top 7.9%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available
Self-Check
Not available

Description

The frag3 preprocessor in Snort 2.6.1.1, 2.6.1.2, and 2.7.0 beta, when configured for inline use on Linux without the ip_conntrack module loaded, allows remote attackers to cause a denial of service (segmentation fault and application crash) via certain UDP packets produced by send_morefrag_packet and send_overlap_packet.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:MAu:NC:NI:NA:C
Exploitability
AV:NAccess Vector
Network
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

snort
oss-project·US
snortOn-prem
Security Products / vuln-mgmt-scanner
and 1 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Is your org exposed to CVE-2007-1398?We can run the check for you — a free external exposure review, no install. Check my exposure

References

http://www.osvdb.org/33024
osvdb.org
http://www.snort.org/docs/release_notes/release_notes_2613.txt
snort.org
https://www.exploit-db.com/exploits/3434
exploit-db.com
and 1 more references View all →

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2007-1398 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows