CVE-2006-6120

Integer overflow in the KPresenter import filter for Microsoft PowerPoint files (filters/olefilters/lib/klaola.cc) in KOffice before 1.6.1 allows user-assisted remote attackers to execute arbitrary code via a crafted PPT file, which results in a heap-based buffer overflow.

Published: 2006-12-03 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2006-6120 is rated Moderate Risk (56.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 4.11%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2006-6120

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 6.09% 4.11% -1.98%
2 2025-09-13 5.00% 6.09% +1.09%
3 2025-07-22 5.00%

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-6120

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
8.6 6.4 [email protected]

Weakness enumeration for CVE-2006-6120

OS Trackers for CVE-2006-6120

vendor priority summary link
alpine CVE-2006-6120: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. https://security.alpinelinux.org/vuln/CVE-2006-6120
gentoo normal CVE-2006-6120: 1 GLSA(s) (200612-05), 1 atom(s) (app-office/koffice-libs); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-6120
redhat medium https://access.redhat.com/security/cve/CVE-2006-6120
ubuntu medium CVE-2006-6120 medium priority: Ubuntu including 1 source packages (koffice), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): not-affected 2, needs-triage 1, released 1. https://ubuntu.com/security/CVE-2006-6120

Affected software / configurations for CVE-2006-6120

Vendor Product Version Raw CPE
kde koffice 1.6.1 cpe:2.3:a:kde:koffice:1.6.1:*:*:*:*:*:*:*

References for CVE-2006-6120

URL Tags
http://secunia.com/advisories/23143 Vendor Advisory
http://secunia.com/advisories/23162 Vendor Advisory
http://secunia.com/advisories/23220
http://secunia.com/advisories/23409
http://secunia.com/advisories/24218
http://security.gentoo.org/glsa/glsa-200612-05.xml
http://securitytracker.com/id?1017318
http://websvn.kde.org/branches/koffice/1.6/koffice/filters/olefilters/lib/klaola.cc?rev=607037&r1=566347&r2=607037 Patch Vendor Advisory
http://www.kde.org/info/security/advisory-20061204-1.txt
http://www.koffice.org/announcements/changelog-1.6.1.php Patch Vendor Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2006:222
http://www.novell.com/linux/security/advisories/2006_29_sr.html
http://www.redhat.com/support/errata/RHSA-2007-0010.html
http://www.securityfocus.com/archive/1/453550/100/0/threaded
http://www.securityfocus.com/bid/21354 Patch Vendor Advisory
http://www.ubuntu.com/usn/usn-388-1 Patch Vendor Advisory
http://www.vupen.com/english/advisories/2006/4771
https://exchange.xforce.ibmcloud.com/vulnerabilities/30624
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