Critical severity · published Jun 28, 2019
CVE-2018-15520
Various Lexmark devices have a Buffer Overflow (issue 2 of 2)
9.8
CVSS
1.2%
EPSS
No
On KEV
Description
Various Lexmark devices have a Buffer Overflow (issue 2 of 2).
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Cx421 Firmware · Lexmark
through cxnzj.052.024; cxnzj.052.200 through cxnzj.052.204 · source: NVD
CF
Cx522 Firmware · Lexmark
through cxtzj.052.024; cxtzj.052.200 through cxtzj.052.204 · source: NVD
CF
Cx62x Firmware · Lexmark
through cxtzj.052.024; cxtzj.052.200 through cxtzj.052.204 · source: NVD
CF
Cx72x Firmware · Lexmark
through cxtat.052.024; cxtat.052.200 through cxtat.052.204 · source: NVD
CF
Cx82x Firmware · Lexmark
through cxtpp.052.024; cxtpp.052.200 through cxtpp.052.204 · source: NVD
CF
Cx860 Firmware · Lexmark
through cxtpp.052.024; cxtpp.052.200 through cxtpp.052.204 · source: NVD
CF
Cx92x Firmware · Lexmark
through cxtmh.052.024; cxtmh.052.200 through cxtmh.052.204 · source: NVD
MF
Mb2338 Firmware · Lexmark
through mxngm.052.024; mxngm.052.200 through mxngm.052.204 · source: NVD
MF
Mb2442 Firmware · Lexmark
through mxtgm.052.024; mxtgm.052.200 through mxtgm.052.204 · source: NVD
MF
Mb2546 Firmware · Lexmark
through mxtgm.052.024; mxtgm.052.200 through mxtgm.052.204 · source: NVD
MF
Mb2650 Firmware · Lexmark
through mxtgm.052.024; mxtgm.052.200 through mxtgm.052.204 · source: NVD
MF
Mb2770 Firmware · Lexmark
through mxtgw.052.024; mxtgw.052.200 through mxtgw.052.204 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-15520
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-15520
Vendor Advisory
http://support.lexmark.com/index?page=content&id=TE892
More from Cx421 Firmware
9.8
CVE-2023-23560
In certain Lexmark products through 2023-01-12, SSRF can occur because of a lack of input validation
7.5
CVE-2023-22960
Lexmark products through 2023-01-10 have Improper Control of Interaction Frequency