CVE detail

CVE-2003-0356 — CVE-2003-0356

Published 2003-06-09 · Modified 2026-06-16 · Vendor ethereal · Product ethereal · Source nvd

CRITICAL

severity

CVSS-derived band

9.8

CVSS v3

0–10 scale

0.0957

EPSS probability

exploitation probability, 30d

95.0%

EPSS percentile

percentile vs all CVEs

NOT LISTED

CISA KEV

known exploited catalog

Description

Multiple off-by-one vulnerabilities in Ethereal 0.9.11 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via the (1) AIM, (2) GIOP Gryphon, (3) OSPF, (4) PPTP, (5) Quake, (6) Quake2, (7) Quake3, (8) Rsync, (9) SMB, (10) SMPP, and (11) TSP dissectors, which do not properly use the tvb_get_nstringz and tvb_get_nstringz0 functions.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.