High severity · published Jan 11, 2022
CVE-2021-43973
An unrestricted file upload vulnerability in /UploadPsIcon.jsp in SysAid ITIL 20.4.74 b10 allows a remote authenticated attacker to upload an arbitrary file via the file parameter…
8.8
CVSS
1.7%
EPSS
No
On KEV
Description
An unrestricted file upload vulnerability in /UploadPsIcon.jsp in SysAid ITIL 20.4.74 b10 allows a remote authenticated attacker to upload an arbitrary file via the file parameter in the HTTP POST body. A successful request returns the absolute, server-side filesystem path of the uploaded file.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SY
Sysaid · Sysaid
20.4.74 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43973
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43973
Broken Link
https://github.com/atredispartners/advisories/blob/master/ATREDIS-2021-0002.md
Patch
https://github.com/atredispartners/advisories/blob/master/ATREDIS-2022-0001.md
Product
https://www.sysaid.com/it-service-management-software/incident-management
More from Sysaid
9.8
CVE-2025-2776
SysAid On-Prem <= 23.3.40 serverurl Proceessing XML External Entity Injection
9.8
CVE-2023-47246
SysAid Server Path Traversal Vulnerability
7.5
CVE-2025-2775
SysAid On-Prem <= 23.3.40 Checkin Proceessing XML External Entity Injection
9.8
CVE-2025-2777
SysAid On-Prem <= 23.3.40 lshw Proceessing XML External Entity Injection
9.8
CVE-2024-36394
SysAid - CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')