CVE-2001-1245: n/a vulnerability

CVE-2001-1245: Opera 5.0 for Linux does not properly handle malformed HTTP headers, which allows remote attackers to cause...

Opera 5.0 for Linux does not properly handle malformed HTTP headers, which allows remote attackers to cause a denial of service, possibly with a header whose value is the same as a MIME header name.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 04:51 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2001-1245 is a historic denial-of-service issue in Opera 5.0 for Linux. A malicious web server or network response with malformed HTTP headers could crash the browser. The business risk is mainly legacy endpoint exposure, not modern server compromise. Exposure is likely limited to organizations still running Opera 5.0 on Linux or preserving old desktop images. Modern Opera versions or unrelated browsers are not identified as affected in the provided sources. Low urgency unless legacy Linux desktops, kiosks, or archived builds still use Opera 5.0. Treat confirmed exposure as technical debt requiring retirement rather than an emergency response. Mitigation focus: Remove Opera 5.0 for Linux from managed endpoints; replace it with a supported browser.; Check vendor or archival advisory guidance before relying on any specific patch claim.; Block business use of unsupported legacy browsers through endpoint controls where feasible..

Prepared: Jul 1, 2026, 07:13 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 3, 2002, 04:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors

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1Source links

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Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

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