Medium severity · published Oct 29, 2021
CVE-2021-31862
SysAid 20.4.74 allows XSS via the KeepAlive.jsp stamp parameter without any authentication
6.1
CVSS
4%
EPSS
No
On KEV
Description
SysAid 20.4.74 allows XSS via the KeepAlive.jsp stamp parameter without any authentication.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)4.0% · higher than 90% 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-2021-31862
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-31862
Exploit
https://github.com/RobertDra/CVE-2021-31862/blob/main/README.md
Release Notes
https://www.sysaid.com/product/on-premise/latest-release
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