MEDIUM
CVE-2021-31220
NVD-CWE-noinfoPublished: July 13, 2021· Updated: Jun 17, 2026
5.2
CVSS v3.1
Official Description
SES Evolution before 2.1.0 allows modifying security policies by leveraging access of a user having read-only access to security policies.
Technical Analysis
CVE-2021-31220 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 5.2.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.Low
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Affected Vendors & Products
stormshield1 product(s)
endpoint security
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (4)
→
https://advisories.stormshield.euVendor Advisory
→
https://advisories.stormshield.eu/2021-022/Vendor Advisory
→
https://advisories.stormshield.euVendor Advisory
→
https://advisories.stormshield.eu/2021-022/Vendor Advisory
Quick Facts
CVE IDCVE-2021-31220
CVSS Score5.2 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedJul 13, 2021
Related CVEs (NVD-CWE-noinfo)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-31220 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.