Medium severity · published Sep 9, 2022
CVE-2022-26394
The Baxter Spectrum WBM does not perform mutual authentication with the gateway server host
5.4
CVSS
0.4%
EPSS
No
On KEV
Description
The Baxter Spectrum WBM does not perform mutual authentication with the gateway server host. This may allow an attacker to perform a man in the middle attack that modifies parameters making the network connection fail.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BS
Baxter Spectrum IQ 35700bax3 Firmware · Baxter
All versions, or not specified · source: NVD
SS
Sigma Spectrum 35700bax Firmware · Baxter
All versions, or not specified · source: NVD
SS
Sigma Spectrum 35700bax2 Firmware · Baxter
All versions, or not specified · source: NVD
SW
Spectrum Wireless Battery Module Firmware · Baxter
20d29 through 20d32; 16; 16d38; 17; 17d19 · source: NVD
Affected product
BS
Baxter Spectrum IQ 35700bax3 Firmware
Baxter
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-26394
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-26394
Broken Link
https://www.us-cert.gov/ics/advisories/icsma-22-xxx-xx
Third Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsma-22-251-01
More from Baxter Spectrum IQ 35700bax3 Firmware
8.1
CVE-2022-26393
The Baxter Spectrum WBM is susceptible to format string attacks via application messaging
6.5
CVE-2022-26392
The Baxter Spectrum WBM (v16, v16D38) and Baxter Spectrum WBM (v17, v17D19, v20D29 to v20D32) when in superuser mode is susceptible to format string attacks via application…
4.2
CVE-2022-26390
The Baxter Spectrum Wireless Battery Module (WBM) stores network credentials and PHI (only applicable to Spectrum IQ pumps using auto programming) in unencrypted form