CVE-2007-0251 json
Integer underflow in the DecodeGRE function in src/decode.c in Snort 2.6.1.2 allows remote attackers to trigger dereferencing of certain me…
published 2007-01-16 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-0253
- cvss
- 7.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.4%
- EPSS 2.4% chance of exploitation in 30 days, percentile 84%
- public exploits
- 0
- none known
Summary
Integer underflow in the DecodeGRE function in src/decode.c in Snort 2.6.1.2 allows remote attackers to trigger dereferencing of certain memory locations via crafted GRE packets, which may cause corruption of log files or writing of sensitive information into log files.
Exploit prediction
2.42% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
References
- labs.calyptix.com /advisories/CX-2007-01.txt
-
vupen.com
/english/advisories/2007/0152
vdb-entry
-
osvdb.org
/32095
vdb-entry
- snort.org /got_source/source.html
-
securitytracker.com
/id?1017507
vdb-entry
-
osvdb.org
/33464
vdb-entry
-
securityfocus.com
/archive/1/456598/100/0/threaded
mailing-list
-
securityfocus.com
/bid/22004
vdb-entry
-
securityreason.com
/securityalert/2165
third-party-advisory
Sources
- CVE List CVE-2007-0251
- NVD CVE-2007-0251
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.