LibreOffice up to 5.4.5.0/6.0.1.0 stgstrms.cxx StgSmallStrm use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability, which was classified as critical, was found in LibreOffice up to 5.4.5.0/6.0.1.0 (Office Suite Software). Affected is the function StgSmallStrm of the file sot/source/sdstor/stgstrms.cxx. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

sot/source/sdstor/stgstrms.cxx in LibreOffice before 5.4.5.1 and 6.x before 6.0.1.1 uses an incorrect integer data type in the StgSmallStrm class, which allows remote attackers to cause a denial of service (use-after-free with write access) or possibly have unspecified other impact via a crafted document.

The bug was discovered 04/15/2018. The weakness was presented 04/16/2018 (Website). The advisory is available at bugs.chromium.org. This vulnerability is traded as CVE-2018-10119 since 04/15/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 109880 (openSUSE Security Update : libreoffice (openSUSE-2018-467)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197367 (Ubuntu Security Notification for Libreoffice Vulnerabilities (USN-3883-1)).

Upgrading to version 5.4.5.1 or 6.0.1.1 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (109880) and SecurityFocus (BID 106803†). See VDB-116239, VDB-117265, VDB-130353 and VDB-132182 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109880
Nessus Name: openSUSE Security Update : libreoffice (openSUSE-2018-467)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54572
OpenVAS Name: Fedora Update for libreoffice FEDORA-2018-e87eb1ae68
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: LibreOffice 5.4.5.1/6.0.1.1
Patch: fdd41c995d1f719e92c6f083e780226114762f05

Timelineinfo

04/15/2018 🔍
04/15/2018 +0 days 🔍
04/16/2018 +0 days 🔍
04/16/2018 +0 days 🔍
04/16/2018 +0 days 🔍
05/16/2018 +30 days 🔍
05/17/2018 +1 days 🔍
01/31/2019 +259 days 🔍
02/28/2023 +1489 days 🔍

Sourcesinfo

Advisory: RHSA-2018:3054
Status: Confirmed

CVE: CVE-2018-10119 (🔍)
GCVE (CVE): GCVE-0-2018-10119
GCVE (VulDB): GCVE-100-116238

OVAL: 🔍

SecurityFocus: 106803 - Apache OpenOffice CVE-2018-11790 Local Code Execution Vulnerability

See also: 🔍

Entryinfo

Created: 04/16/2018 04:00 PM
Updated: 02/28/2023 09:25 AM
Changes: 04/16/2018 04:00 PM (79), 01/25/2020 10:10 AM (4), 02/28/2023 09:25 AM (6)
Complete: 🔍
Cache ID: 18:F99:40

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