XNView 2.49.3 TIFF File buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in XNView 2.49.3. The affected element is an unknown function of the component TIFF File Handler. This manipulation causes buffer overflow. This vulnerability is handled as CVE-2021-28427. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability has been found in XNView 2.49.3 (Image Processing Software) and classified as critical. Affected by this vulnerability is some unknown functionality of the component TIFF File Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer Overflow vulnerability in XNView version 2.49.3, allows local attackers to execute arbitrary code via crafted TIFF file.

The weakness was released 08/11/2023. The advisory is shared at newsgroup.xnview.com. This vulnerability is known as CVE-2021-28427 since 03/15/2021. Neither technical details nor an exploit are publicly available.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (MITRE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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

03/15/2021 🔍
08/11/2023 +878 days 🔍
08/11/2023 +0 days 🔍
08/11/2023 +0 days 🔍

Sourcesinfo

Advisory: newsgroup.xnview.com
Status: Confirmed

CVE: CVE-2021-28427 (🔍)
GCVE (CVE): GCVE-0-2021-28427
GCVE (VulDB): GCVE-100-237001

Entryinfo

Created: 08/11/2023 18:03
Changes: 08/11/2023 18:03 (48)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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