Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2011-1138

16
FAUCET Score

CVE-2011-1138 describes an off-by-one error in Wireshark versions 1.4.0 through 1.4.3 on 32-bit platforms, specifically within the dissect_6lowpan_iphc function. This vulnerability allows remote attackers to trigger a denial of service (application crash) by sending a specially crafted 6LoWPAN IPv6 packet. Rated with a CVSS score of 4.3, it has a network attack vector and medium attack complexity, with the primary impact being application availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.4.0CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.4.0:*:*:*:*:*:*:*
1.4.1CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.4.1:*:*:*:*:*:*:*
1.4.2CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.4.2:*:*:*:*:*:*:*
1.4.3CPE matchmatch criteria
cpe:2.3:a:wireshark:wireshark:1.4.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.29%
Probability of exploitation in next 30 days
EPSS Percentile
87.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0329 is in the 81st percentile among its peer group of 19,956 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2011-1138Low

Wireshark: Off-by-one error in the dissect_6lowpan_iphc function causes application crash (Denial Of Service)

Mar 1, 2011

References

anonsvn.wireshark.org / viewvc
Patch
lists.fedoraproject.org / pipermail/package-announce/2011-March/055364.html
lists.fedoraproject.org / pipermail/package-announce/2011-March/055650.html
lists.fedoraproject.org / pipermail/package-announce/2011-March/055664.html
bugs.wireshark.org / bugzilla/show_bug.cgi
ExploitPatch
secunia.com / advisories/43759
secunia.com / advisories/44169
exchange.xforce.ibmcloud.com / vulnerabilities/65783
hermes.opensuse.org / messages/8086844
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16299
kb.cert.org / vuls/id/215900
US Government Resource
securityfocus.com / bid/46636
securitytracker.com / id
vupen.com / english/advisories/2011/0626
wireshark.org / docs/relnotes/wireshark-1.4.4.html
Patch
wireshark.org / security/wnpa-sec-2011-04.html
Vendor Advisory