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CVE-2003-0356: ethereal Off-by-one Error

CVSS: 10.0v2.0HighModified
Published 30-05-2003Last modified 08-08-2024
Open JSON

Vulnerability summary

CVE-2003-0356 is a high (CVSS 10.0) Off-by-one Error vulnerability in ethereal. EPSS estimates a 9.57% chance of exploitation in the next 30 days, higher than 95.4% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
9.57%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
DSA-313

Timeline

  1. 30-05-2003
    PublishedVulnerability first disclosed.
  2. 08-08-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

9.57%

Chance of exploitation in the next 30 days

Percentile

95%

Versus all other CVEs

30-day change

0.00 pp

From 9.57% on 19-09-2026

19-09-202619-10-2026
EPSS score
9.57%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ethereal1 product

1 vendor · 1 product

References

6 links