Critical severity · published Jan 11, 2023
CVE-2022-48253
nhttpd in Nostromo before 2.1 is vulnerable to a path traversal that may allow an attacker to execute arbitrary commands on the remote server
9.8
CVSS
3.4%
EPSS
No
On KEV
Description
nhttpd in Nostromo before 2.1 is vulnerable to a path traversal that may allow an attacker to execute arbitrary commands on the remote server. The vulnerability occurs when the homedirs option is used.
CVSS vector
CVSS:3.1/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)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Nostromo · Nazgul
before 2.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-48253
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-48253
Release Notes
https://nazgul.ch/dev/nostromo_cl.txt
Exploit
https://www.soteritsecurity.com/blog/2023/01/nostromo_from_directory_traversal_to_RCE.html
More from Nostromo
–
CVE-2011-0751
Directory traversal vulnerability in nhttpd (aka Nostromo webserver) before 1.9.4 allows remote attackers to execute arbitrary programs or read arbitrary files via a ..%2f…