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2.9

Wireshark older versions can crash when processing NFS data

CVE-2013-2481 · published 13 years ago
Summary

Wireshark versions prior to 1.6.14 and 1.8.6 have a coding mistake that can be triggered by specially crafted NFS information. This can make the program stop working, potentially disrupting network monitoring. Upgrade Wireshark to the latest release to prevent the crash.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
wireshark wireshark 1.8.0
1.8.1
1.8.2
1.8.3
1.8.4
1.8.5
1.6.0
1.6.1
1.6.2
1.6.3
1.6.4
1.6.5
8 more version ranges
cpe:2.3:a:wireshark:wireshark:1.8.0:*:*:*:*:*:*:*
debian debian_linux 6.0
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
opensuse opensuse 11.4
12.1
12.2
12.3
cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
Original advisory text
Integer signedness error in the dissect_mount_dirpath_call function in epan/dissectors/packet-mount.c in the Mount dissector in Wireshark 1.6.x before 1.6.14 and 1.8.x before 1.8.6, when nfs_file_n...
Integer signedness error in the dissect_mount_dirpath_call function in epan/dissectors/packet-mount.c in the Mount dissector in Wireshark 1.6.x before 1.6.14 and 1.8.x before 1.8.6, when nfs_file_name_snooping is enabled, allows remote attackers to cause a denial of service (application crash) via a negative length value.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
2.9 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-189Numeric Errors
Timeline
Published7 Mar 2013
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2013-2481 · NVD
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