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Fencer Vulns
medium 5.4

CVE-2023-2993 json

A valid, authenticated user with limited privileges may be able to use specifically crafted web management server API calls to execute a li…

published 2023-06-26 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34429

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits
0
none known

Summary

A valid, authenticated user with limited privileges may be able to use specifically crafted web management server API calls to execute a limited number of commands on SMM v1, SMM v2, and FPC that the user does not normally have sufficient privileges to execute.

Patch / fix

  • lenovo nextscale_n1200_enclosure_firmware fhet60b-3.40
  • lenovo thinkagile_cp-cb-10_firmware tesm38c-1.26
  • lenovo thinkagile_cp-cb-10e_firmware tesm38c-1.26
  • lenovo thinkagile_hx_enclosure_certified_node_firmware tesm38c-1.26
  • lenovo thinkagile_vx_enclosure_firmware tesm38c-1.26
  • lenovo thinksystem_d2_enclosure_firmware tesm38c-1.26
  • lenovo thinksystem_da240_enclosure_firmware umsm10s-1.07
  • lenovo thinksystem_dw612_enclosure_firmware umsm10s-1.07

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
NVD 3.1 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Affected products

  • Lenovo System Management Module (SMM)
  • Lenovo Fan Power Controller (FPC)

Classification

Weakness
  • CWE-281 Improper Preservation of Permissions

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.