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Fencer Intel
medium 6.8

CVE-2013-5447 json

Stack-based buffer overflow in IBM Forms Viewer 4.x before 4.0.0.3 and 8.x before 8.0.1.1 allows remote attackers to execute arbitrary code…

published 2013-12-10 12 y ago modified 2026-06-16 4 mo ago also EUVD-2013-5287

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
34.0%
EPSS 34.0% chance of exploitation in 30 days, percentile 98%
public exploits
2
Metasploit, Exploit-DB

Summary

Stack-based buffer overflow in IBM Forms Viewer 4.x before 4.0.0.3 and 8.x before 8.0.1.1 allows remote attackers to execute arbitrary code via an XFDL form with a long fontname value.

Timeline

  1. First public exploit (Metasploit exploit/windows/fileformat/ibm_forms_viewer_fontname)
  2. Published

Exploit prediction

34.03% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel 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.