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CVE-2003-0870

HighPublished

Heap-based buffer overflow in Opera 7.11 and 7.20 allows remote attackers to execute arbitrary code via an HREF with a large number of escaped characters in...

Published: Oct 21, 2003
Updated: Aug 8, 2024
Assigning CNA: mitre
Evidence observed: Oct 20, 2003

Primary CVSS

7.5/ 10High

nvd · CVSS 2.0

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

EPSS probability estimate

15.4%

Moderate · next 30 days

Percentile: 96.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Heap-based buffer overflow in Opera 7.11 and 7.20 allows remote attackers to execute arbitrary code via an HREF with a large number of escaped characters in the server name.

Sources

Opera 7.11/7.20 HREF - Malformed Server Name Heap CorruptionExploit
@stake · multiple · Oct 20, 2003

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