Antenna House Office Server 6.1 Pro MR2 on Linux PowerPoint Conversion PPT Document memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Antenna House Office Server 6.1 Pro MR2 on Linux. The impacted element is an unknown function of the component PowerPoint Conversion. Executing a manipulation as part of PPT Document can lead to memory corruption. This vulnerability appears as CVE-2018-3929. The attack requires local access. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in Antenna House Office Server 6.1 Pro MR2 on Linux. This vulnerability affects an unknown part of the component PowerPoint Conversion. The manipulation as part of a PPT Document leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An exploitable heap corruption exists in the PowerPoint document conversion functionality of the Antenna House Office Server Document Converter version V6.1 Pro MR2 for Linux64 (6,1,2018,0312). A crafted PowerPoint (PPT) document can lead to heap corruption, resulting in remote code execution.

The bug was discovered 07/10/2018. The weakness was presented 07/11/2018 (Website). The advisory is shared for download at talosintelligence.com. This vulnerability was named CVE-2018-3929 since 01/02/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

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.

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

See VDB-121352, VDB-121351, VDB-121350 and VDB-121349 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Talos): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/02/2018 🔍
07/10/2018 +189 days 🔍
07/11/2018 +0 days 🔍
07/11/2018 +0 days 🔍
07/12/2018 +1 days 🔍
04/06/2023 +1729 days 🔍

Sourcesinfo

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2018-3929 (🔍)
GCVE (CVE): GCVE-0-2018-3929
GCVE (VulDB): GCVE-100-121348
See also: 🔍

Entryinfo

Created: 07/12/2018 10:04
Updated: 04/06/2023 19:54
Changes: 07/12/2018 10:04 (59), 03/04/2020 10:47 (1), 04/06/2023 19:54 (14)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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