CVE-2014-2281

CVE-2014-2281 is a medium-severity vulnerability in Wireshark with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

• Severity: Medium (CVSS 2.0 base score 4.3)
• EPSS exploit prediction: 3% (86th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-20
• Affected product: Wireshark
• Published: 2014-03-11
• Last modified: 2026-06-17

Description

The nfs_name_snoop_add_name function in epan/dissectors/packet-nfs.c in the NFS dissector in Wireshark 1.8.x before 1.8.13 and 1.10.x before 1.10.6 does not validate a certain length value, which allows remote attackers to cause a denial of service (memory corruption and application crash) via a crafted NFS packet.

Frequently asked questions

What is CVE-2014-2281?

The nfs_name_snoop_add_name function in epan/dissectors/packet-nfs.c in the NFS dissector in Wireshark 1.8.x before 1.8.13 and 1.10.x before 1.10.6 does not validate a certain length value, which allows remote attackers to cause a denial of service (memory corruption and application crash) via a crafted NFS packet.

How severe is CVE-2014-2281?

CVE-2014-2281 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2014-2281 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-2281?

CVE-2014-2281 primarily affects Wireshark. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-2281?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-2281 published?

CVE-2014-2281 was published on 2014-03-11 and last updated on 2026-06-17.

References

• http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-nfs.c?r1=54875&r2=54874&pathrev=54875
• http://anonsvn.wireshark.org/viewvc?view=revision&revision=54875
• http://lists.opensuse.org/opensuse-updates/2014-03/msg00046.html
• http://lists.opensuse.org/opensuse-updates/2014-03/msg00047.html
• http://rhn.redhat.com/errata/RHSA-2014-0341.html
• http://rhn.redhat.com/errata/RHSA-2014-0342.html
• http://secunia.com/advisories/57480
• http://secunia.com/advisories/57489
• http://www.debian.org/security/2014/dsa-2871
• http://www.securitytracker.com/id/1029907
• http://www.wireshark.org/security/wnpa-sec-2014-01.html
• https://blogs.oracle.com/sunsecurity/entry/multiple_vulnerabilities_in_wireshark10
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9672

Affected products (19)

• cpe:2.3:a:wireshark:wireshark:1.8.0:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.2:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.3:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.4:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.5:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.6:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.7:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.8:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.9:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.10:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.11:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.8.12:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.10.0:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.10.1:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.10.2:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.10.3:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.10.4:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark:wireshark:1.10.5:*:*:*:*:*:*:*

More vulnerabilities in Wireshark

• CVE-2011-0444 — Critical (CVSS 10.0): Buffer overflow in the MAC-LTE dissector (epan/dissectors/packet-mac-lte.c) in Wireshark 1.2.0 through 1.2.13 and 1.4.0…
• CVE-2010-2995 — Critical (CVSS 10.0): The SigComp Universal Decompressor Virtual Machine (UDVM) in Wireshark 0.10.8 through 1.0.14 and 1.2.0 through 1.2.9…
• CVE-2010-2994 — Critical (CVSS 10.0): Stack-based buffer overflow in the ASN.1 BER dissector in Wireshark 0.10.13 through 1.0.14 and 1.2.0 through 1.2.9 has…
• CVE-2009-1266 — Critical (CVSS 10.0): Unspecified vulnerability in Wireshark before 1.0.7 has unknown impact and attack vectors.
• CVE-2009-1210 — Critical (CVSS 10.0): Format string vulnerability in the PROFINET/DCP (PN-DCP) dissector in Wireshark 1.0.6 and earlier allows remote…
• CVE-2008-3146 — Critical (CVSS 10.0): Multiple buffer overflows in packet_ncp2222.inc in Wireshark (formerly Ethereal) 0.9.7 through 1.0.2 allow attackers to…

All CVEs affecting Wireshark →

Other CWE-20 (Improper Input Validation) vulnerabilities

• CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
• CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
• CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
• CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
• CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
• CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →