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osvGoogleOSV:USN-6087-1
HistoryMay 18, 2023 - 9:35 a.m.

ruby2.3, ruby2.5, ruby2.7 vulnerabilities

2023-05-1809:35:29
Google
osv.dev
7
ruby
regular expressions
denial of service
cve-2023-28755
ubuntu 16.04 esm

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

7.3 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

69.5%

It was discovered that Ruby incorrectly handled certain regular expressions.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2023-28755)

It was discovered that Ruby incorrectly handled certain regular expressions.
An attacker could possily use this issue to cause a denial of service.
This issue only affected Ubuntu 16.04 ESM. (CVE-2023-28756)

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

7.3 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

69.5%