Critical severity · published Dec 9, 2022
CVE-2022-4170
The rxvt-unicode package is vulnerable to a remote code execution, in the Perl background extension, when an attacker can control the data written to the user's terminal and…
9.8
CVSS
2.2%
EPSS
No
On KEV
Description
The rxvt-unicode package is vulnerable to a remote code execution, in the Perl background extension, when an attacker can control the data written to the user's terminal and certain options are set.
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)2.2% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EP
Extra Packages For Enterprise Linux · Fedoraproject
8.0 · source: NVD
FE
Fedora · Fedoraproject
37 · source: NVD
RX
Rxvt-unicode · Rxvt-unicode Project
9.25; 9.26 · source: NVD
Affected product
EP
Extra Packages For Enterprise Linux
Fedoraproject
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-4170
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-4170
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2151597
Third Party Advisory
https://security.gentoo.org/glsa/202310-20
Mailing List
https://www.openwall.com/lists/oss-security/2022/12/05/1
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