2020-18774 | Exiv2 Exception tags_int.cpp denial of service


CVSS Meta Temp Score

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Current Exploit Price (≈)

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CTI Interest Score

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3.5 $0-$5k 0.23

A vulnerability has been found in Exiv2 0.27.99.0 (Image Processing Software) and classified as problematic. Affected by this vulnerability is an unknown function of the file tags_int.cpp of the component Exception Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. As an impact it is known to affect availability. The summary by CVE is:

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.

The weakness was presented 08/24/2021. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2020-18774 since 08/13/2020. The attack needs to approached within the local network. The successful exploitation requires a single authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

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

Type

Name

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

AV AC Au C I A
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Vector Complexity Authentication Confidentiality Integrity Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

08/13/2020 CVE assigned
08/24/2021 +376 days Advisory disclosed
08/24/2021 +0 days VulDB entry created
08/26/2021 +2 days VulDB last updateAdvisory: github.com
Status: Confirmed

CVE: CVE-2020-18774 (🔒)

Created: 08/24/2021 08:18
Updated: 08/26/2021 14:03
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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