THREATPORT/VULNERABILITY/CVE-2011-1140
MEDIUM SEVERITY

CVE-2011-1140

Wireshark vulnerability

CVSS
4.3
EPSS
13.1%
EPSS pct
96th
Exploited
No known
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.
Affected vendor
Wireshark
Affected product
Wireshark
CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness type (CWE)
Published
2011-03-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 13.1% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2011-1140

  • Confirm whether Wireshark Wireshark is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2011-1140.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-1140

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-1140 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2011-1140?

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