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Vulnerability record · CVE-2003-0431 · published 24 July 2003

CVE-2003-0431: Ethereal group ethereal vulnerability

Ethereal Group · Ethereal

The tvb_get_nstringz0 function in Ethereal 0.9.12 and earlier does not properly handle a zero-length buffer size, with unknown consequences.

10.0 CVSS 2.0 High EPSS 2.3% · top 17.7%
10.0CVSS 2.0 base score
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

The tvb_get_nstringz0 function in Ethereal 0.9.12 and earlier does not properly handle a zero-length buffer size, with unknown consequences.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
ftp://ftp.sco.com/pub/security/OpenLinux/CSSA-2003-030.0.txt
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000662
http://secunia.com/advisories/9007
http://www.debian.org/security/2003/dsa-324 PatchVendor Advisory
http://www.ethereal.com/appnotes/enpa-sa-00010.html PatchVendor AdvisoryURL Repurposed
http://www.redhat.com/support/errata/RHSA-2003-077.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A101
ftp://ftp.sco.com/pub/security/OpenLinux/CSSA-2003-030.0.txt
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000662
http://secunia.com/advisories/9007
http://www.debian.org/security/2003/dsa-324 PatchVendor Advisory
http://www.ethereal.com/appnotes/enpa-sa-00010.html PatchVendor AdvisoryURL Repurposed
http://www.redhat.com/support/errata/RHSA-2003-077.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A101

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2006-3628Ethereal group ethereal vulnerabilityMultiple format string vulnerabilities in Wireshark (aka Ethereal) 0.10.x to 0.99.0 allow remote attackers to cause a denial of service and possibly …EPSS 6.0%10.0CVE-2006-3632Ethereal group ethereal memory buffer overflow vulnerabilityBuffer overflow in Wireshark (aka Ethereal) 0.8.16 to 0.99.0 allows remote attackers to cause a denial of service and possibly execute arbitrary code…EPSS 7.5%10.0CVE-2006-1932Ethereal group ethereal vulnerabilityOff-by-one error in the OID printing routine in Ethereal 0.10.x up to 0.10.14 has unknown impact and remote attack vectors.EPSS 2.6%10.0CVE-2005-3184Ethereal group ethereal vulnerabilityBuffer overflow vulnerability in the unicode_to_bytes in the Service Location Protocol (srvloc) dissector (packet-srvloc.c) in Ethereal allows remote…EPSS 7.6%10.0CVE-2004-0507Ethereal group ethereal vulnerabilityBuffer overflow in the MMSE dissector for Ethereal 0.10.1 to 0.10.3 allows remote attackers to cause a denial of service and possibly execute arbitra…EPSS 7.6%10.0CVE-2003-0432Ethereal group ethereal vulnerabilityEthereal 0.9.12 and earlier does not handle certain strings properly, with unknown consequences, in the (1) BGP, (2) WTP, (3) DNS, (4) 802.11, (5) IS…EPSS 2.3%7.8CVE-2007-6118Ethereal group ethereal vulnerabilityThe MEGACO dissector in Wireshark (formerly Ethereal) 0.9.14 to 0.99.6 allows remote attackers to cause a denial of service (long loop and resource c…EPSS 2.3%7.8CVE-2006-3629Ethereal group ethereal vulnerabilityUnspecified vulnerability in the MOUNT dissector in Wireshark (aka Ethereal) 0.9.4 to 0.99.0 allows remote attackers to cause a denial of service (me…EPSS 3.0%

Source: NIST National Vulnerability Database (record CVE-2003-0431), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.