HOMEVULNERABILITIESCVE-2023-43762
CRITICAL

CVE-2023-43762

NVD-CWE-noinfoPublished: September 22, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Certain WithSecure products allow Unauthenticated Remote Code Execution via the web server (backend). This affects WithSecure Policy Manager 15 and Policy Manager Proxy 15.

NVD Source

Technical Analysis

CVE-2023-43762 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

withsecure2 product(s)
f-secure policy managerpolicy manager proxy
Source: NVD CPE · 2 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

ADVISORYhttps://www.withsecure.com/en/support/security-advisories
ADVISORYhttps://www.withsecure.com/en/support/security-advisories

All References (6)

→
https://www.withsecure.com/en/support/security-advisoriesVendor Advisory
→
https://www.withsecure.com/en/support/security-advisories/cve-2023-43762
→
https://www.withsecure.com/en/support/security-advisories/cve-2023-nnn511Broken Link
→
https://www.withsecure.com/en/support/security-advisoriesVendor Advisory
→
https://www.withsecure.com/en/support/security-advisories/cve-2023-43762
→
https://www.withsecure.com/en/support/security-advisories/cve-2023-nnn511Broken Link

Quick Facts

CVE IDCVE-2023-43762
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedSep 22, 2023

Related CVEs (NVD-CWE-noinfo)

CVE-2021-2177
10.0
CVE-2021-2244
10.0
CVE-2020-14701
10.0
CVE-2020-14606
10.0
CVE-2020-1467
10.0
CVE-2021-2248
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-43762 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.
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