CVE-2023-2617

Name: CVE-2023-2617
Creator: NVD / NIST
Published: 2023-05-10T06:15:16.853+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.36%

Last modified Jun 17, 2026

CVE-2023-2617 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 1.36% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.36%

68.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Opencv	Opencv	>= 4.5.2, <= 4.7.0

References

https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270Product
https://github.com/opencv/opencv_contrib/pull/3480Issue Tracking, Patch
https://vuldb.com/?ctiid.228547Permissions Required
https://vuldb.com/?id.228547Permissions Required
https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270Product
https://github.com/opencv/opencv_contrib/pull/3480Issue Tracking, Patch
https://vuldb.com/?ctiid.228547Permissions Required
https://vuldb.com/?id.228547Permissions Required
https://github.com/opencv/opencv_contrib/pull/3480Issue Tracking, Patch

Timeline

Published: May 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-2617?

How severe is CVE-2023-2617?

CVE-2023-2617 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.36% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2617?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2617?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST