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HIGH · 7.5

CVE-2021-47755

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 ...

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
SoftlinkintOliver V5 Library< 8.00.008.053

Related Weaknesses (CWE)

CWE-22

References

FAQ

What is CVE-2021-47755?

CVE-2021-47755 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 ...

How severe is CVE-2021-47755?

CVE-2021-47755 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-47755?

Check the references section above for vendor advisories and patch information. Affected products include: Softlinkint Oliver V5 Library.