Executive Summary

Informations
Name CVE-2017-2790 First vendor Publication 2017-02-24
Vendor Cve Last vendor Modification 2022-04-19

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

When processing a record type of 0x3c from a Workbook stream from an Excel file (.xls), JustSystems Ichitaro Office trusts that the size is greater than zero, subtracts one from the length, and uses this result as the size for a memcpy. This results in a heap-based buffer overflow and can lead to code execution under the context of the application.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-2790

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Snort® IPS/IDS

Date Description
2017-02-23 Ichitaro Office Excel TxO record heap buffer overflow attempt
RuleID : 41704 - Revision : 7 - Type : FILE-OFFICE
2017-02-23 Ichitaro Office Excel TxO record heap buffer overflow attempt
RuleID : 41703 - Revision : 7 - Type : FILE-OFFICE
2016-09-13 Ichitaro Office Excel TxO record heap overflow attempt
RuleID : 40126 - Revision : 4 - Type : FILE-OTHER
2016-09-13 Ichitaro Office Excel TxO record heap overflow attempt
RuleID : 40125 - Revision : 4 - Type : FILE-OTHER

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/96442
MISC http://www.talosintelligence.com/reports/TALOS-2016-0197/

Alert History

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Date Informations
2022-04-20 00:23:38
  • Multiple Updates
2021-05-04 13:01:15
  • Multiple Updates
2021-04-22 02:14:39
  • Multiple Updates
2020-05-23 00:59:58
  • Multiple Updates
2017-03-02 21:23:17
  • Multiple Updates
2017-03-02 09:19:53
  • Multiple Updates
2017-02-25 05:22:29
  • First insertion