Apache Open Office up to 4.1.5 Document Loader String calculation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability was found in Apache Open Office up to 4.1.5. It has been classified as critical. This affects some unknown processing of the component Document Loader. The manipulation as part of a String leads to a calculation vulnerability. CWE is classifying the issue as CWE-682. The product performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

When loading a document with Apache Open Office 4.1.5 and earlier with smaller end line termination than the operating system uses, the defect occurs. In this case OpenOffice runs into an Arithmetic Overflow at a string length calculation.

The bug was discovered 01/15/2019. The weakness was presented 01/31/2019 (Website). The advisory is shared at openoffice.org. This vulnerability is uniquely identified as CVE-2018-11790 since 06/05/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/04/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 16 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197367 (Ubuntu Security Notification for Libreoffice Vulnerabilities (USN-3883-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See 116238, 116239, 117265 and 132182 for similar entries.

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CPE 2.3info

CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
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NVD Base Score: 7.8
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CVSSv2info

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Exploitinginfo

Class: Calculation
CWE: CWE-682
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: no mitigation known
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Timelineinfo

06/05/2018 🔍
01/15/2019 +224 days 🔍
01/31/2019 +16 days 🔍
01/31/2019 +0 days 🔍
01/31/2019 +0 days 🔍
02/01/2019 +1 days 🔍
07/04/2023 +1614 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: USN-3883-1
Status: Confirmed
Confirmation: 🔍

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

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Entryinfo

Created: 02/01/2019 07:56
Updated: 07/04/2023 09:34
Changes: 02/01/2019 07:56 (62), 05/07/2020 08:31 (4), 07/04/2023 09:34 (3)
Complete: 🔍

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