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redhatRedHatRHSA-2023:7025
HistoryNov 14, 2023 - 8:43 a.m.

(RHSA-2023:7025) Moderate: ruby:2.5 security update

2023-11-1408:43:17
access.redhat.com
33
ruby scripting language
http response splitting
buffer overrun
redos vulnerability
cve-2021-33621
cve-2022-28739
cve-2023-28755
cve-2023-28756
red hat enterprise linux

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

6.8

Confidence

High

EPSS

0.005

Percentile

77.9%

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.

Security Fix(es):

  • ruby/cgi-gem: HTTP response splitting in CGI (CVE-2021-33621)

  • ruby: Buffer overrun in String-to-Float conversion (CVE-2022-28739)

  • ruby: ReDoS vulnerability in URI (CVE-2023-28755)

  • ruby: ReDoS vulnerability in Time (CVE-2023-28756)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.9 Release Notes linked from the References section.

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

6.8

Confidence

High

EPSS

0.005

Percentile

77.9%