HIGH
Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet
Published Oct 18, 2005
7.5
HIGHCVSS 2.0
EPSS 83.62%
Description
Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet.
Affected products
No data.
OR
- 2.4.0
- 2.4.1
- 2.4.2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
83.62% 0.83621
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.83621
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 83.62% (0.83621) | 99.68th | v5 (v2026.06.15) |
| Jun 15, 2026 | 83.90% (0.83902) | 99.66th | v5 (v2026.06.15) |
| Mar 23, 2025 | 83.52% (0.83516) | 99.23th | v4 (v2025.03.14) |
| Mar 17, 2025 | 84.56% (0.84556) | 99.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 95.27% (0.95266) | 99.44th | v3 (v2023.03.01) |
| Feb 7, 2024 | 94.82% (0.94818) | 99.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.47% (0.94468) | 98.68th | v3 (v2023.03.01) |
| Mar 6, 2023 | 80.95% (0.80946) | 99.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 80.95% (0.80946) | 99.44th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (15)
- http://archives.neohapsis.com/archives/fulldisclosure/2005-10/0505.html mailing-listx_refsource_FULLDISC
- http://archives.neohapsis.com/archives/fulldisclosure/2005-11/0010.html mailing-listx_refsource_FULLDISC
- http://secunia.com/advisories/17220 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/17255 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/17559 third-party-advisoryx_refsource_SECUNIA
- http://securitytracker.com/id?1015070 vdb-entryx_refsource_SECTRACK
- http://www.kb.cert.org/vuls/id/175500 third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource
- http://www.osvdb.org/20034 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/15131 vdb-entryx_refsource_BID
- http://www.snort.org/docs/change_logs/2.4.3/Changelog.txt x_refsource_CONFIRM
- http://www.us-cert.gov/cas/techalerts/TA05-291A.html third-party-advisoryx_refsource_CERTPatchThird Party AdvisoryUS Government Resource
- http://www.vupen.com/english/advisories/2005/2138 vdb-entryx_refsource_VUPEN
- http://www130.nortelnetworks.com/cgi-bin/eserv/cs/main.jsp?cscat=BLTNDETAIL&DocumentOID=362187&RenditionID= x_refsource_CONFIRM
- http://www130.nortelnetworks.com/cgi-bin/eserv/cs/main.jsp?cscat=BLTNDETAIL&DocumentOID=363396&RenditionID= x_refsource_CONFIRM
- http://xforce.iss.net/xforce/alerts/id/207 third-party-advisoryx_refsource_ISSVendor Advisory
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 18, 2005
Updated Aug 7, 2024
Reserved Oct 18, 2005
Link CVE-2005-3252
CISA Vulnrichment
Updated n/a