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Fencer Intel
medium 6.8

CVE-2013-4565 json

Heap-based buffer overflow in the __OLEdecode function in ppthtml 0.5.1 and earlier allows remote attackers to cause a denial of service (c…

published 2014-04-25 12 y ago modified 2026-06-16 4 mo ago also EUVD-2013-4423

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.5%
EPSS 3.5% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

Heap-based buffer overflow in the __OLEdecode function in ppthtml 0.5.1 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted .ppt file.

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-2013-4565 updated cvss 6.8

xlhtml: heap-based buffer overflow flaw in ppthtml

  • 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

Exploit prediction

3.48% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • seclists.org http://seclists.org/oss-sec/2013/q4/279 referenced PoC, tagged "exploit" by a source, unverified

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.