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Fencer Vulns
medium 4.3

CVE-2008-2419 json

Mozilla Firefox 2.0.0.14 allows remote attackers to cause a denial of service (heap corruption and application crash) or possibly execute a…

published 2008-05-23 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-2414

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.6%
EPSS 6.6% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

Mozilla Firefox 2.0.0.14 allows remote attackers to cause a denial of service (heap corruption and application crash) or possibly execute arbitrary code by triggering an error condition during certain Iframe operations between a JSframe write and a JSframe close, as demonstrated by an error in loading an empty Java applet defined by a 'src="javascript:"' sequence.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-2419 updated

firefox: heap corruption during Iframe operations between a JSframe write and a JSframe close

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-31817)
  2. Published

Exploit prediction

6.63% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-31817 Mozilla Firefox 2.0.0.14 - JSframe Heap Corruption Denial of Service dos, 2008-05-21
  • 0x000000.com http://www.0x000000.com/?i=576 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/29318 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.