7.1

CVE-2007-1398: snort

CVSS: 7.1v2.0HighModified
Published 10-03-2007Last modified 07-08-2024
Open JSON

Vulnerability summary

CVE-2007-1398 is a high (CVSS 7.1) vulnerability in snort. EPSS estimates a 5.85% chance of exploitation in the next 30 days, higher than 93.1% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
40/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v2.0 (NVD)
EPSS score
5.85%
0%100%
Low · +0.28 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1exploit-database

Timeline

  1. 10-03-2007
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

5.85%

Chance of exploitation in the next 30 days

Percentile

93%

Versus all other CVEs

30-day change

+0.28 pp

From 5.57% on 19-09-2026

19-09-202619-10-2026
EPSS score
5.85%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • exploit-databasedosmultipleVerified

    Snort 2.6.1.1/2.6.1.2/2.7.0 - 'fragementation' Remote Denial of Service

    Maturity: poc

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Snort1 product
  • snort2.6.1.1 | 2.6.1.2 | 2.7_beta1

1 vendor · 1 product

References

4 links