Wireshark: Off-by-one error in the Samba dissector
Published Oct 30, 2009
5.0
MEDIUMCVSS 2.0
EPSS 1.55%
Description
Off-by-one error in the dissect_negprot_response function in packet-smb.c in the SMB dissector in Wireshark 1.2.0 through 1.2.2 allows remote attackers to cause a denial of service (application crash) via a file that records a malformed packet trace. NOTE: some of these details are obtained from third party information.
Affected products
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 3, 4, or 5.
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.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.55% (0.01547) | 74.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.55% (0.01547) | 71.69th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.80% (0.00797) | 72.34th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.43% (0.00427) | 75.18th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.43% (0.00427) | 73.68th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.43% (0.00427) | 70.37th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.41% (0.01408) | 72.37th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.17% (0.02172) | 80.18th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
References (12)
- http://secunia.com/advisories/37175 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/37409 third-party-advisoryx_refsource_SECUNIA
- http://www.securityfocus.com/bid/36846 vdb-entryx_refsource_BIDPatch
- http://www.vupen.com/english/advisories/2009/3061 vdb-entryx_refsource_VUPENPatchVendor Advisory
- http://www.wireshark.org/docs/relnotes/wireshark-1.2.3.html x_refsource_CONFIRMPatch
- http://www.wireshark.org/security/wnpa-sec-2009-07.html x_refsource_CONFIRMVendor Advisory
- https://access.redhat.com/security/cve/CVE-2009-3551 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=531265 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54018 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2009-3551
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6049 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2009-3551
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/37175 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/37409 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.securityfocus.com/bid/36846 | vdb-entryx_refsource_BIDPatch | |
| http://www.vupen.com/english/advisories/2009/3061 | vdb-entryx_refsource_VUPENPatchVendor Advisory | |
| http://www.wireshark.org/docs/relnotes/wireshark-1.2.3.html | x_refsource_CONFIRMPatch | |
| http://www.wireshark.org/security/wnpa-sec-2009-07.html | x_refsource_CONFIRMVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2009-3551 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=531265 | Issue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/54018 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2009-3551 | ||
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6049 | vdb-entrysignaturex_refsource_OVAL | |
| https://www.cve.org/CVERecord?id=CVE-2009-3551 |
Change history (0)
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