CVE-2017-20230 (GCVE-0-2017-20230)
Vulnerability from cvelistv5
Published
2026-04-21 15:26
Modified
2026-04-21 18:22
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-121 - Stack-based Buffer Overflow
Summary
Storable versions before 3.05 for Perl has a stack overflow.
The retrieve_hook function stored the length of the class name into a signed integer but in read operations treated the length as unsigned. This allowed an attacker to craft data that could trigger the overflow.
References
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2017-20230",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-04-21T16:28:22.354136Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-04-21T16:29:10.971Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"providerMetadata": {
"dateUpdated": "2026-04-21T18:22:25.354Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "http://www.openwall.com/lists/oss-security/2026/04/21/5"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://cpan.org/modules",
"defaultStatus": "unaffected",
"packageName": "Storable",
"product": "Storable",
"repo": "https://github.com/Perl/perl5/",
"vendor": "NWCLARK",
"versions": [
{
"lessThan": "3.05",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Storable versions before 3.05 for Perl has a stack overflow.\n\nThe retrieve_hook function stored the length of the class name into a signed integer but in read operations treated the length as unsigned. This allowed an attacker to craft data that could trigger the overflow."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-121",
"description": "CWE-121 Stack-based Buffer Overflow",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-04-21T15:30:39.000Z",
"orgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
"shortName": "CPANSec"
},
"references": [
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/Perl/perl5/issues/15831"
},
{
"tags": [
"patch"
],
"url": "https://github.com/Perl/perl5/commit/a258c17c6937f79529c8319a829310e09cdbd216.patch"
},
{
"tags": [
"release-notes"
],
"url": "https://metacpan.org/release/RURBAN/Storable-3.05/changes"
},
{
"tags": [
"mailing-list"
],
"url": "https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242533.html"
},
{
"tags": [
"mailing-list"
],
"url": "https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242703.html"
}
],
"solutions": [
{
"lang": "en",
"value": "Upgrade to Storable version 3.05 or newer."
}
],
"source": {
"discovery": "UNKNOWN"
},
"timeline": [
{
"lang": "en",
"time": "2017-01-24T00:00:00.000Z",
"value": "Perl bug RT1 30635 reported."
},
{
"lang": "en",
"time": "2017-01-25T00:00:00.000Z",
"value": "Patch committed."
},
{
"lang": "en",
"time": "2017-01-29T00:00:00.000Z",
"value": "Storable version 3.05 released."
},
{
"lang": "en",
"time": "2018-02-20T00:00:00.000Z",
"value": "Perl v5.27.9 released with Storable 3.06."
},
{
"lang": "en",
"time": "2018-10-06T00:00:00.000Z",
"value": "issue assigned CPANSA-Storable-2017-01 in the CPANSA distribution."
}
],
"title": "Storable versions before 3.05 for Perl has a stack overflow",
"x_generator": {
"engine": "cpansec-cna-tool 0.1"
}
}
},
"cveMetadata": {
"assignerOrgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
"assignerShortName": "CPANSec",
"cveId": "CVE-2017-20230",
"datePublished": "2026-04-21T15:26:18.216Z",
"dateReserved": "2026-03-28T19:24:26.125Z",
"dateUpdated": "2026-04-21T18:22:25.354Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"http://www.openwall.com/lists/oss-security/2026/04/21/5\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2026-04-21T18:22:25.354Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 10, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2017-20230\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-04-21T16:28:22.354136Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-04-21T16:28:46.584Z\"}}], \"cna\": {\"title\": \"Storable versions before 3.05 for Perl has a stack overflow\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"affected\": [{\"repo\": \"https://github.com/Perl/perl5/\", \"vendor\": \"NWCLARK\", \"product\": \"Storable\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"3.05\", \"versionType\": \"custom\"}], \"packageName\": \"Storable\", \"collectionURL\": \"https://cpan.org/modules\", \"defaultStatus\": \"unaffected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2017-01-24T00:00:00.000Z\", \"value\": \"Perl bug RT1 30635 reported.\"}, {\"lang\": \"en\", \"time\": \"2017-01-25T00:00:00.000Z\", \"value\": \"Patch committed.\"}, {\"lang\": \"en\", \"time\": \"2017-01-29T00:00:00.000Z\", \"value\": \"Storable version 3.05 released.\"}, {\"lang\": \"en\", \"time\": \"2018-02-20T00:00:00.000Z\", \"value\": \"Perl v5.27.9 released with Storable 3.06.\"}, {\"lang\": \"en\", \"time\": \"2018-10-06T00:00:00.000Z\", \"value\": \"issue assigned CPANSA-Storable-2017-01 in the CPANSA distribution.\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Upgrade to Storable version 3.05 or newer.\"}], \"references\": [{\"url\": \"https://github.com/Perl/perl5/issues/15831\", \"tags\": [\"issue-tracking\"]}, {\"url\": \"https://github.com/Perl/perl5/commit/a258c17c6937f79529c8319a829310e09cdbd216.patch\", \"tags\": [\"patch\"]}, {\"url\": \"https://metacpan.org/release/RURBAN/Storable-3.05/changes\", \"tags\": [\"release-notes\"]}, {\"url\": \"https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242533.html\", \"tags\": [\"mailing-list\"]}, {\"url\": \"https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242703.html\", \"tags\": [\"mailing-list\"]}], \"x_generator\": {\"engine\": \"cpansec-cna-tool 0.1\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Storable versions before 3.05 for Perl has a stack overflow.\\n\\nThe retrieve_hook function stored the length of the class name into a signed integer but in read operations treated the length as unsigned. This allowed an attacker to craft data that could trigger the overflow.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-121\", \"description\": \"CWE-121 Stack-based Buffer Overflow\"}]}], \"providerMetadata\": {\"orgId\": \"9b29abf9-4ab0-4765-b253-1875cd9b441e\", \"shortName\": \"CPANSec\", \"dateUpdated\": \"2026-04-21T15:30:39.000Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2017-20230\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-04-21T18:22:25.354Z\", \"dateReserved\": \"2026-03-28T19:24:26.125Z\", \"assignerOrgId\": \"9b29abf9-4ab0-4765-b253-1875cd9b441e\", \"datePublished\": \"2026-04-21T15:26:18.216Z\", \"assignerShortName\": \"CPANSec\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…