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CVE-2017-2923

Date: April 24, 2018

An exploitable heap based buffer overflow vulnerability exists in the 'read_biff_next_record function' of FreeXL 1.0.3. A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2017-2923
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0430
https://www.debian.org/security/2017/dsa-3976
https://security-tracker.debian.org/tracker/CVE-2017-2923
http://www.securityfocus.com/bid/100807
https://www.mend.io/vulnerability-database/CVE-2017-2923

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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