CVE-2013-4565 — 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

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MEDIUM

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

Published Apr 25, 2014

6.8

MEDIUM

CVSS 2.0

EPSS 3.48%

Description

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.

Affected products

Remediation

No remediation recorded yet.

Metrics

3.48% 0.03482

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.03482

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	3.48% (0.03482)	88.73th	v5 (v2026.06.15)
Jun 15, 2026	3.48% (0.03482)	87.55th	v5 (v2026.06.15)
May 29, 2025	3.31% (0.03308)	86.61th	v4 (v2025.03.14)
Mar 17, 2025	0.70% (0.00701)	70.32th	v4 (v2025.03.14)
Dec 17, 2024	5.61% (0.05605)	93.17th	v3 (v2023.03.01)
Dec 12, 2024	4.31% (0.04310)	92.63th	v3 (v2023.03.01)
Apr 23, 2024	4.46% (0.04459)	92.33th	v3 (v2023.03.01)
Mar 7, 2023	4.63% (0.04626)	91.29th	v3 (v2023.03.01)
Mar 6, 2023	4.15% (0.04146)	86.08th	v2 (v2022.01.01)
Apr 1, 2022	4.15% (0.04146)	84.67th	v2 (v2022.01.01)
Feb 4, 2022	4.15% (0.04146)	68.31th	v2 (v2022.01.01)

Weaknesses (1)

CWE-119

Buffer Overflow

References (3)

http://seclists.org/oss-sec/2013/q4/279
mailing-listx_refsource_MLISTExploit
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=729279
x_refsource_MISC
https://exchange.xforce.ibmcloud.com/vulnerabilities/88885
vdb-entryx_refsource_XF

Link	Providers	Tags
http://seclists.org/oss-sec/2013/q4/279		mailing-listx_refsource_MLISTExploit
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=729279		x_refsource_MISC
https://exchange.xforce.ibmcloud.com/vulnerabilities/88885		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner redhat

Published Apr 25, 2014

Updated Aug 6, 2024

Reserved Jun 12, 2013

Link CVE-2013-4565

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2013-4565

Red Hat

Severity n/a

Public date n/a

Links CVE-2013-4565