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CVE-2020-18774

Date: August 22, 2021

A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.

Language: C++

Severity Score

Related Resources (6)

https://github.com/Exiv2/exiv2/issues/759
https://security-tracker.debian.org/tracker/CVE-2020-18774
https://security.gentoo.org/glsa/202312-06
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-18774
https://nvd.nist.gov/vuln/detail/CVE-2020-18774
https://www.mend.io/vulnerability-database/CVE-2020-18774

Severity Score

Weakness Type (CWE)

Divide By Zero

CWE-369

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): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

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

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