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CVE-2013-4156

19
FAUCET Score

CVE-2013-4156 describes a memory corruption vulnerability in Apache OpenOffice.org versions prior to 4.0, allowing remote attackers to trigger a denial of service or potentially other impacts through specially crafted OOXML document files. With a CVSS score of 6.8, this vulnerability is of medium severity, requiring user interaction (AC:M) but not authentication (Au:N), and could lead to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, publicly available exploit code in Metasploit or ExploitDB, nor significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.0.0CPE matchmatch criteria
cpe:2.3:a:apache:openoffice:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.96%
Probability of exploitation in next 30 days
EPSS Percentile
89.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0396 is in the 86th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (6)

asteriskpatch availablevia llm_extracted
Fixed in: 3.6.7
View patch
check_pointpatch availablevia llm_extracted
Fixed in: 3.6.7
View patch
denopatch availablevia llm_extracted
Fixed in: 4.0.0
View patch
libreofficepatch availablevia llm_extracted
Fixed in: 4.0.0
View patch
nessuspatch availablevia llm_extracted
Fixed in: 4.0.0
postgresqlpatch availablevia llm_extracted
Fixed in: 4.0.0
View patch

Vendor Advisories (7)

redhatCVE-2013-4156

libreoffice: NULL pointer dereference when parsing certain DOCM documents

Jul 26, 2013
asteriskllm-asterisk-8021d4333af9b5f9

Microsoft .docm Denial Of Service

check_pointllm-check_point-d7cfe48003f4fc0f

Microsoft .docm Denial Of Service

denollm-deno-25b4e1e5ce07b30e

DOCM Memory Corruption Vulnerability in Apache OpenOffice

postgresqlllm-postgresql-1864dd29b78d253e

DOCM Memory Corruption Vulnerability in Apache OpenOffice

libreofficellm-libreoffice-dd56ac8a72263753

DOCM Memory Corruption Vulnerability in Apache OpenOffice

nessusllm-nessus-eb2d81c7ad7b9c40

DOCM Memory Corruption Vulnerability in Apache OpenOffice

References

osvdb.org / 95706
Broken Link
seclists.org / bugtraq/2013/Jul/174
Issue TrackingMailing ListThird Party Advisory
openoffice.org / security/cves/CVE-2013-4156.html
Vendor Advisory