CVE-2011-1140
Multiple stack consumption vulnerabilities in the dissect_ms_compressed_string and dissect_mscldap_string functions in Wireshark 1.0.x,…
- 4.3MediumCVSS base score
- 13.1%Exploitation in 30 daysEPSS · top 3.6% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Multiple stack consumption vulnerabilities in the dissect_ms_compressed_string and dissect_mscldap_string functions in Wireshark 1.0.x, 1.2.0 through 1.2.14, and 1.4.0 through 1.4.3 allow remote attackers to cause a denial of service (infinite recursion) via a crafted (1) SMB or (2) Connection-less LDAP (CLDAP) packet.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module for it.
Show the exploits1
Metasploit modules1 module
- Wireshark CLDAP Dissector DOS (Metasploit module) (opens in a new tab)
auxiliary/dos/wireshark/cldapRank normaldisclosed 1 Mar 2011
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 13.1% · top 3.6% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
25
- openSUSE-SU-2011:0347 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 43759 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- FEDORA-2011-2648 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2011-2620 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://www.wireshark.org/docs/relnotes/wireshark-1.2.15.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2011-0747 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 44169 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2011-0626 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 43795 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- VU#215900 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- http://anonsvn.wireshark.org/viewvc?view=rev&revision=36029 (opens in a new tab)x_refsource_CONFIRMx_transferred
- oval:org.mitre.oval:def:14715 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- RHSA-2011:0370 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- ADV-2011-0719 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.wireshark.org/docs/relnotes/wireshark-1.4.4.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2011-2632 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://www.wireshark.org/security/wnpa-sec-2011-04.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2011-0622 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.wireshark.org/security/wnpa-sec-2011-03.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2011:0369 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- MDVSA-2011:044 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 1025148 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5717 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-2201 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 43821 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2011-1154 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2011-1140)Record last updated .