High severity · published Aug 26, 2022
CVE-2022-29850
Various Lexmark products through 2022-04-27 allow an attacker who has already compromised an affected Lexmark device to maintain persistence across reboots
8.1
CVSS
1%
EPSS
No
On KEV
Description
Various Lexmark products through 2022-04-27 allow an attacker who has already compromised an affected Lexmark device to maintain persistence across reboots.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BF
B2236 Firmware · Lexmark
before mslsg.081.014 · source: NVD
BF
B2338 Firmware · Lexmark
before msngm.081.014 · source: NVD
BF
B2442 Firmware · Lexmark
before msngm.081.014 · source: NVD
BF
B2546 Firmware · Lexmark
before msngm.081.014 · source: NVD
BF
B2650 Firmware · Lexmark
before msngm.081.014; before msngm.081.014 · source: NVD
BF
B2865 Firmware · Lexmark
before msngw.081.014 · source: NVD
BF
B3340 Firmware · Lexmark
before mslbd.081.014 · source: NVD
BF
B3442 Firmware · Lexmark
before mslbd.081.014 · source: NVD
CF
C2326 Firmware · Lexmark
before cslbn.081.014 · source: NVD
CF
C3224 Firmware · Lexmark
before cslbn.081.014 · source: NVD
CF
C3326 Firmware · Lexmark
before cslbn.081.014 · source: NVD
CF
C3426 Firmware · Lexmark
before cslbn.081.014 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-29850
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-29850
Vendor Advisory
https://publications.lexmark.com/publications/security-alerts/CVE-2022-29850.pdf
Vendor Advisory
https://support.lexmark.com/alerts/
Vendor Advisory
https://www.lexmark.com/en_us/solutions/security/lexmark-security-advisories.html
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