CVE-2023-2617

MEDIUM

OpenCV wechat_qrcode <4.7.0 - Null Pointer Dereference

Title source: llm

Description

A vulnerability classified as problematic was found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this vulnerability is the function DecodedBitStreamParser::decodeByteSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-228547.

References (4)

Core 4

Core References

Permissions Required vdb-entry technical-description

https://vuldb.com/?id.228547

Permissions Required signature permissions-required

https://vuldb.com/?ctiid.228547

Issue Tracking, Patch issue-tracking patch

https://github.com/opencv/opencv_contrib/pull/3480

Product exploit

https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270

Scores

CVSS v3 5.3

EPSS 0.0136

EPSS Percentile 68.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-476

Status published

Products (1)

opencv/opencv 4.5.2 - 4.7.0

Published May 10, 2023

Tracked Since Feb 18, 2026