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osvGoogleOSV:RLSA-2022:6447
HistorySep 13, 2022 - 7:36 a.m.

Moderate: ruby:2.7 security, bug fix, and enhancement update

2022-09-1307:36:49
Google
osv.dev
7
ruby
scripting language
text processing
system management
security fix
cve-2021-41817
cve-2021-41819
cve-2022-28739
package upgrade

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.9 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

73.3%

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

The following packages have been upgraded to a later upstream version: ruby (2.7.6). (BZ#2109424)

Security Fix(es):

  • ruby: Regular expression denial of service vulnerability of Date parsing methods (CVE-2021-41817)

  • ruby: Cookie prefix spoofing in CGI::Cookie.parse (CVE-2021-41819)

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

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.

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.9 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

73.3%