ubuntu-cve-2023-52389
Vulnerability from osv_ubuntu
Published
2024-01-27 03:15
Modified
2026-05-20 15:02
Summary
Details
UTF32Encoding.cpp in POCO has a Poco::UTF32Encoding integer overflow and resultant stack buffer overflow because Poco::UTF32Encoding::convert() and Poco::UTF32::queryConvert() may return a negative integer if a UTF-32 byte sequence evaluates to a value of 0x80000000 or higher. This is fixed in 1.11.8p2, 1.12.5p2, and 1.13.0.
Severity
9.8 (Critical)
9.8 (Critical)
N/A (UNKNOWN)
References
{
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{
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{
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{
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},
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}
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{
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{
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},
{
"binary_name": "libpocodatamysql62",
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{
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{
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{
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{
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{
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"binary_version": "1.9.2-3ubuntu3"
},
{
"binary_name": "libpoconetssl62",
"binary_version": "1.9.2-3ubuntu3"
},
{
"binary_name": "libpocoredis62",
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{
"binary_name": "libpocoutil62",
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{
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},
{
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]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "poco",
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},
"ranges": [
{
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]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libpocoactiverecord80",
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},
{
"binary_name": "libpococrypto80",
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},
{
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{
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{
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{
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},
{
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},
{
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]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "poco",
"purl": "pkg:deb/ubuntu/poco@1.11.0-4.1build2?arch=source\u0026distro=noble"
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]
},
{
"ecosystem_specific": {
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},
{
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},
{
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{
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},
{
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},
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{
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{
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{
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{
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{
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{
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{
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"binary_version": "1.14.2-3"
},
{
"binary_name": "libpocoutil112",
"binary_version": "1.14.2-3"
},
{
"binary_name": "libpocoxml112",
"binary_version": "1.14.2-3"
},
{
"binary_name": "libpocozip112",
"binary_version": "1.14.2-3"
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},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "poco",
"purl": "pkg:deb/ubuntu/poco@1.14.2-3?arch=source\u0026distro=resolute"
},
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"versions": [
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],
"aliases": [],
"details": "UTF32Encoding.cpp in POCO has a Poco::UTF32Encoding integer overflow and resultant stack buffer overflow because Poco::UTF32Encoding::convert() and Poco::UTF32::queryConvert() may return a negative integer if a UTF-32 byte sequence evaluates to a value of 0x80000000 or higher. This is fixed in 1.11.8p2, 1.12.5p2, and 1.13.0.",
"id": "UBUNTU-CVE-2023-52389",
"modified": "2026-05-20T15:02:59Z",
"published": "2024-01-27T03:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-52389"
},
{
"type": "REPORT",
"url": "https://pocoproject.org/blog/?p=1226"
},
{
"type": "REPORT",
"url": "https://github.com/pocoproject/poco/issues/4320"
},
{
"type": "REPORT",
"url": "https://github.com/pocoproject/poco/commit/62f875dfe1298041289f926a6a1a39cb765b13ee"
},
{
"type": "REPORT",
"url": "https://github.com/pocoproject/poco/compare/poco-1.12.5p2-release...poco-1.13.0-release"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2023-52389"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2023-52389"
]
}
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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.
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