Medium severity · published Nov 29, 2021
CVE-2021-44203
Stored cross-site scripting (XSS) was possible in protection plan details
5.4
CVSS
0.5%
EPSS
No
On KEV
Description
Stored cross-site scripting (XSS) was possible in protection plan details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CP
Cyber Protect · Acronis
before 15; 15; 15; 15 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44203
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44203
Patch
https://security-advisory.acronis.com/advisories/SEC-3294
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