CVE-2023-2617

highpriority · track · 30EPSS 0.014 · 72 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.36% (72nd) EPSS

CVSS 7.5 · high

Is it mine?

9 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

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.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Psecondary · cna@vuldb.comexploitability 10 · impact 2.9

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · ENISA EU

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · cna@vuldb.comexploitability 3.9 · impact 1.4

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-476USprimary

affected products (9)

Products and version ranges known to be affected.

OpenCV wechat_qrcode Module≤ 4.3enisa_euvdEU
OpenCV wechat_qrcode Module≤ 4.6enisa_euvdEU
OpenCV wechat_qrcode Module≤ 4.4enisa_euvdEU
OpenCV wechat_qrcode Module≤ 4.1enisa_euvdEU
OpenCV wechat_qrcode Module≤ 4.7enisa_euvdEU
OpenCV wechat_qrcode Module≤ 4.0enisa_euvdEU
OpenCV wechat_qrcode Module≤ 4.2enisa_euvdEU
OpenCV wechat_qrcode Module≤ 4.5enisa_euvdEU
opencv opencv4.5.2 → 4.7.0nvdUScpe:2.3:a:opencv:opencv:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2023-05-10modified 2026-06-17

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+8817 more

references (13)

External citations — patches, advisories, analysis.

scry

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