AccuSoft ImageGear 19.9 TIF bits_per_sample out-of-bounds write

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

A vulnerability was found in AccuSoft ImageGear 19.9 and classified as critical. Affected by this issue is the function bits_per_sample of the component TIF Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The weakness was presented 07/09/2021 as TALOS-2021-1261. The advisory is available at talosintelligence.com. This vulnerability is handled as CVE-2021-21794. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

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

Productinfo

Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
ATT&CK: Unknown

Local: No
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

01/04/2021 🔍
07/09/2021 +185 days 🔍
07/09/2021 +0 days 🔍
07/11/2021 +2 days 🔍

Sourcesinfo

Advisory: TALOS-2021-1261
Status: Not defined

CVE: CVE-2021-21794 (🔍)

Entryinfo

Created: 07/09/2021 07:43 AM
Updated: 07/11/2021 01:31 PM
Changes: 07/09/2021 07:43 AM (38), 07/11/2021 01:31 PM (2)
Complete: 🔍

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