CVE-2005-0592

7.5 HIGH 4% exploit odds Fix listed

What it is

Heap-based buffer overflow in the UTF8ToNewUnicode function for Firefox before 1.0.1 and Mozilla before 1.7.6 might allow remote attackers to cause a denial of service (crash) or execute arbitrary code via invalid sequences in a UTF8 encoded string that result in a zero length value.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 3.9% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2005-03-25 05:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:11 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.9% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2005-03-25 05:00 UTC
Last modified: 2026-06-16 22:11 UTC
Exploit probability: 3.9% · EPSS, next 30 days
Record status: Modified

Affected

Mozilla Firefox 0.8
Mozilla Firefox 0.9
Mozilla Firefox 0.9.1
Mozilla Firefox 0.9.2
Mozilla Firefox 0.9.3
Mozilla Firefox 0.10
Mozilla Firefox 0.10.1
Mozilla Firefox 1.0

Attack profile CVSS 2.0 · 7.5

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: Partial
Integrity: Partial
Availability: Partial

Raw vector

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

Is it in your code?

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Fix and advisories

References

NVD record · CVE.org record