CVE-2023-2617 (GCVE-0-2023-2617)
Vulnerability from cvelistv5 – Published: 2023-05-10 05:31 – Updated: 2025-01-27 18:37
VLAI
EPSS
VEX
Title
OpenCV wechat_qrcode Module decoded_bit_stream_parser.cpp decodeByteSegment null pointer dereference
Summary
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.
Severity
5.3 (Medium)
5.3 (Medium)
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-01-27 18:37 UTC
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.228547 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.228547 | signaturepermissions-required |
| https://github.com/opencv/opencv_contrib/pull/3480 | issue-trackingpatch |
| https://gist.github.com/GZTimeWalker/3ca70a8af2f5… | exploit |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| OpenCV | wechat_qrcode Module |
Affected:
4.0
Affected: 4.1 Affected: 4.2 Affected: 4.3 Affected: 4.4 Affected: 4.5 Affected: 4.6 Affected: 4.7 |
guessed |
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"id": "CVE-2023-2617",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-01-27T18:37:27.552107Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-01-27T18:37:17.558Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"exploit"
],
"url": "https://github.com/opencv/opencv_contrib/pull/3480"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "wechat_qrcode Module",
"vendor": "OpenCV",
"versions": [
{
"status": "affected",
"version": "4.0"
},
{
"status": "affected",
"version": "4.1"
},
{
"status": "affected",
"version": "4.2"
},
{
"status": "affected",
"version": "4.3"
},
{
"status": "affected",
"version": "4.4"
},
{
"status": "affected",
"version": "4.5"
},
{
"status": "affected",
"version": "4.6"
},
{
"status": "affected",
"version": "4.7"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Haoyu Chen"
},
{
"lang": "en",
"type": "finder",
"value": "Linkai Zheng"
},
{
"lang": "en",
"type": "finder",
"value": "Liangyu Zhang"
},
{
"lang": "en",
"type": "analyst",
"value": "NanoApe (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
},
{
"lang": "de",
"value": "In OpenCV wechat_qrcode Module bis 4.7.0 wurde eine problematische Schwachstelle entdeckt. Betroffen ist die Funktion DecodedBitStreamParser::decodeByteSegment der Datei qrcode/decoder/decoded_bit_stream_parser.cpp. Dank der Manipulation mit unbekannten Daten kann eine null pointer dereference-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk passieren. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Als bestm\u00f6gliche Massnahme wird Patching empfohlen."
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 5,
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-476",
"description": "CWE-476 NULL Pointer Dereference",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-10-23T05:33:19.516Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/?id.228547"
},
{
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/?ctiid.228547"
},
{
"tags": [
"issue-tracking",
"patch"
],
"url": "https://github.com/opencv/opencv_contrib/pull/3480"
},
{
"tags": [
"exploit"
],
"url": "https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270"
}
],
"timeline": [
{
"lang": "en",
"time": "2023-05-10T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2023-05-10T00:00:00.000Z",
"value": "CVE reserved"
},
{
"lang": "en",
"time": "2023-05-10T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2023-06-02T07:45:57.000Z",
"value": "VulDB entry last update"
}
],
"title": "OpenCV wechat_qrcode Module decoded_bit_stream_parser.cpp decodeByteSegment null pointer dereference"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2023-2617",
"datePublished": "2023-05-10T05:31:03.420Z",
"dateReserved": "2023-05-10T05:06:27.204Z",
"dateUpdated": "2025-01-27T18:37:31.782Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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