CVE-2007-1398 EXPLOIT
7.1
HIGH · CVSS 2.0 · EPSS 5.9% (pctl 93)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 7.1 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:N/I:N/A:C |
| EPSS | 5.85% — more likely to be exploited than 93% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2007-03-10 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| linux | linux kernel |
| snort | snort |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Snort 2.6.1.1/2.6.1.2/2.7.0 - 'fragementation' Remote Denial of Service | 2007-03-08 |
References
- http://www.osvdb.org/33024
- http://www.securityfocus.com/bid/22872
- http://www.snort.org/docs/release_notes/release_notes_2613.txt
- https://www.exploit-db.com/exploits/3434
- http://www.osvdb.org/33024
- http://www.securityfocus.com/bid/22872
- http://www.snort.org/docs/release_notes/release_notes_2613.txt
- https://www.exploit-db.com/exploits/3434
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