Search
Find a vulnerability
Search criteria
ⓘ
Use this form to refine search results.
Full-text search supports keyword queries with ranking and filtering.
You can combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by date instead of relevance.
2 vulnerabilities by softlinkint
CVE-2021-47755 (GCVE-0-2021-47755)
Vulnerability from cvelistv5 – Published: 2026-01-15 15:52 – Updated: 2026-04-07 14:05
VLAI
Title
Oliver Library Server v5 - Arbitrary File Download
Summary
Oliver Library Server v5 contains a file download vulnerability that allows unauthenticated attackers to access arbitrary system files through unsanitized input in the FileServlet endpoint. Attackers can exploit the vulnerability by manipulating the 'fileName' parameter to download sensitive files from the server's filesystem.
Severity
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/50599 | exploit |
| https://www.softlinkint.com/product/oliver/ | product |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Softlink Education | Oliver Library Server |
Affected:
< 8.00.008.053
|
Date Public
2021-12-15 00:00
Credits
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-47755",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-01-15T18:23:49.148028Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-01-15T18:27:15.093Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"exploit"
],
"url": "https://www.exploit-db.com/exploits/50599"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Oliver Library Server",
"vendor": "Softlink Education",
"versions": [
{
"status": "affected",
"version": "\u003c 8.00.008.053"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Mandeep Singh, Ishaan Vij, Luke Blues, CTRL Group"
}
],
"datePublic": "2021-12-15T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Oliver Library Server v5 contains a file download vulnerability that allows unauthenticated attackers to access arbitrary system files through unsanitized input in the FileServlet endpoint. Attackers can exploit the vulnerability by manipulating the \u0027fileName\u0027 parameter to download sensitive files from the server\u0027s filesystem."
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 8.7,
"baseSeverity": "HIGH",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-22",
"description": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-04-07T14:05:57.832Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"name": "ExploitDB-50599",
"tags": [
"exploit"
],
"url": "https://www.exploit-db.com/exploits/50599"
},
{
"name": "Oliver Library Server Official Product Homepage",
"tags": [
"product"
],
"url": "https://www.softlinkint.com/product/oliver/"
}
],
"title": "Oliver Library Server v5 - Arbitrary File Download",
"x_generator": {
"engine": "vulncheck"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2021-47755",
"datePublished": "2026-01-15T15:52:04.478Z",
"dateReserved": "2026-01-10T16:58:28.312Z",
"dateUpdated": "2026-04-07T14:05:57.832Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2021-45027 (GCVE-0-2021-45027)
Vulnerability from cvelistv5 – Published: 2022-09-01 17:47 – Updated: 2024-08-04 04:32
VLAI
Summary
An arbitrary file download vulnerability in Oliver v5 Library Server Versions < 5.00.008.053 via the FileServlet function allows for arbitrary file download by an attacker using unsanitized user supplied input.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.softlinkint.com/product/oliver/ | x_refsource_MISC |
| https://www.exploit-db.com/exploits/50599 | x_refsource_MISC |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T04:32:13.618Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.softlinkint.com/product/oliver/"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.exploit-db.com/exploits/50599"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An arbitrary file download vulnerability in Oliver v5 Library Server Versions \u003c 5.00.008.053 via the FileServlet function allows for arbitrary file download by an attacker using unsanitized user supplied input."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-09-01T17:47:24.000Z",
"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"shortName": "mitre"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.softlinkint.com/product/oliver/"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.exploit-db.com/exploits/50599"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2021-45027",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "An arbitrary file download vulnerability in Oliver v5 Library Server Versions \u003c 5.00.008.053 via the FileServlet function allows for arbitrary file download by an attacker using unsanitized user supplied input."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.softlinkint.com/product/oliver/",
"refsource": "MISC",
"url": "https://www.softlinkint.com/product/oliver/"
},
{
"name": "https://www.exploit-db.com/exploits/50599",
"refsource": "MISC",
"url": "https://www.exploit-db.com/exploits/50599"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"assignerShortName": "mitre",
"cveId": "CVE-2021-45027",
"datePublished": "2022-09-01T17:47:24.000Z",
"dateReserved": "2021-12-13T00:00:00.000Z",
"dateUpdated": "2024-08-04T04:32:13.618Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}