HOMEVULNERABILITIESCVE-2023-2617
HIGH

CVE-2023-2617

CWE-476Published: May 10, 2023· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2023-2617 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

opencv1 product(s)
opencv
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

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

All References (9)

→
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

Quick Facts

CVE IDCVE-2023-2617
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-476
CISA KEVNo
Affected1 vendor(s)
PublishedMay 10, 2023

Related CVEs (CWE-476)

CVE-2010-2495
10.0
CVE-2022-36648
10.0
CVE-2023-48697
9.8
CVE-2021-3319
9.8
CVE-2022-36227
9.8
CVE-2023-23087
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-2617 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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