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Fencer Vulns
medium 5.3

CVE-2023-37378 json

Nullsoft Scriptable Install System (NSIS) before 3.09 mishandles access control for an uninstaller directory.

published 2023-07-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-41280

cvss
5.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

Nullsoft Scriptable Install System (NSIS) before 3.09 mishandles access control for an uninstaller directory.

Patch / fix

  • nsis Debian 12 3.08-3+deb12u1
  • nsis Debian 14, Debian 13 3.09-1

debian advisories DEBIAN-CVE-2023-37378

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-37378 updated

nsis: mishandles access control for an uninstaller directory

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-23-222-02 updated cvss 7.8

Siemens Parasolid Installer

  • Siemens Parasolid V35.0 Siemens Parasolid V35.1
    affected: vendor fix, workaround, mitigation support.sw.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.