RedHatRHSA-2022:1074(RHSA-2022:1074) Important: screen security update
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.015 Low
EPSS
Percentile
86.6%
The screen utility allows users to have multiple logins on a single terminal.
Security Fix(es):
- screen: crash when processing combining chars (CVE-2021-26937)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| RedHat | 7 | ppc64le | screen | < 4.1.0-0.25.20120314git3c2946.el7_7.1 | screen-4.1.0-0.25.20120314git3c2946.el7_7.1.ppc64le.rpm |
| RedHat | 7 | x86_64 | screen-debuginfo | < 4.1.0-0.25.20120314git3c2946.el7_7.1 | screen-debuginfo-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm |
| RedHat | 7 | x86_64 | screen | < 4.1.0-0.25.20120314git3c2946.el7_7.1 | screen-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm |
| RedHat | 7 | ppc64le | screen-debuginfo | < 4.1.0-0.25.20120314git3c2946.el7_7.1 | screen-debuginfo-4.1.0-0.25.20120314git3c2946.el7_7.1.ppc64le.rpm |
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.015 Low
EPSS
Percentile
86.6%