Vulnerability Report

CVE-2007-0251

Title: Snort Information Disclosure

Other

Proof Of Concept

No public PoC currently indexed for CVE-2007-0251.

CWE Category NVD-CWE-noinfo

Published Date Jan 16, 2007

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 7.8 CVSS v2.0

Exploit Probability (EPSS)

2.33%

Vulnerability Summary

CVE-2007-0251: 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.

Impacted Vendors

snort 1

martin_roesch 1

cisco 1

Reference Links

http://labs.calyptix.com/advisories/CX-2007-01.txt http://osvdb.org/32095 http://osvdb.org/33464 http://securityreason.com/securityalert/2165 http://securitytracker.com/id?1017507 http://www.securityfocus.com/archive/1/456598/100/0/threaded http://www.securityfocus.com/bid/22004 http://www.snort.org/got_source/source.html http://www.vupen.com/english/advisories/2007/0152 http://labs.calyptix.com/advisories/CX-2007-01.txt http://osvdb.org/32095 http://osvdb.org/33464 http://securityreason.com/securityalert/2165 http://securitytracker.com/id?1017507 http://www.securityfocus.com/archive/1/456598/100/0/threaded http://www.securityfocus.com/bid/22004 http://www.snort.org/got_source/source.html http://www.vupen.com/english/advisories/2007/0152

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.8

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2007-0251 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 09, 2025 MODIFIED

Vulnerability data or affected products updated.

January 16, 2007 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected Stack

No specific products linked.