PT-2021-10977 · Unknown · Wildbit Viewer

Published 2021-11-10 · Updated 2021-11-13 · CVE-2020-23902

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions: WildBit Viewer version 6.6

Description: A buffer overflow in WildBit Viewer allows attackers to cause a denial of service (DoS) via a crafted tga file. The issue is related to data from the faulting address being used as a return value, starting at Editor!TMethodImplementationIntercept+0x528a3.

Recommendations: For WildBit Viewer version 6.6, consider avoiding the use of crafted tga files until a patch is available. As a temporary workaround, restrict the handling of tga files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2020-23902

Affected Products

Wildbit Viewer

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2020-23902 · Security Note
• https://osv.dev/vulnerability/CVE-2020-23902 · Vendor Advisory
• https://github.com/Aurorainfinity/vulnerabilities/blob/master/WildBit_Viewer/tga_file_format.md · Note
• https://wildbit-soft.fi/software.html · Note
• https://t.me/cibsecurity/32215 · Telegram Post