// For flags

CVE-2004-2652

Snort 2.1/2.2 - DecodeTCPOptions Remote Denial of Service

Severity Score

7.8
*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

7
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The DecodeTCPOptions function in decode.c in Snort before 2.3.0, when printing TCP/IP options using FAST output or verbose mode, allows remote attackers to cause a denial of service (crash) via packets with invalid TCP/IP options, which trigger a null dereference.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2004-12-22 First Exploit
  • 2004-12-31 CVE Published
  • 2005-12-18 CVE Reserved
  • 2023-03-24 EPSS Updated
  • 2024-08-08 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sourcefire
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Snort
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2.1.0
Search vendor "Sourcefire" for product "Snort" and version "2.1.0"
-
Affected
Sourcefire
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Snort
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2.1.1_rc1
Search vendor "Sourcefire" for product "Snort" and version "2.1.1_rc1"
-
Affected
Sourcefire
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Snort
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2.1.3
Search vendor "Sourcefire" for product "Snort" and version "2.1.3"
-
Affected
Sourcefire
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Snort
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2.2
Search vendor "Sourcefire" for product "Snort" and version "2.2"
-
Affected