Critical severity · published Aug 7, 2020
CVE-2020-13376
SecurEnvoy SecurMail 9.3.503 allows attackers to upload executable files and achieve OS command execution via a crafted SecurEnvoyReply cookie
9.0
CVSS
3.5%
EPSS
No
On KEV
Description
SecurEnvoy SecurMail 9.3.503 allows attackers to upload executable files and achieve OS command execution via a crafted SecurEnvoyReply cookie.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)3.5% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SE
Securmail · Securenvoy
9.3.503 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-13376
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-13376
Exploit
https://sidechannel.tempestsi.com/path-traversal-vulnerability-in-securenvoy-impacts-on-remote-command-execution-through-file-upload-ec2e731bd50a
Vendor Advisory
https://www.securenvoy.com/en-gb/support
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