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

2022-01-1817:13:18

Google

osv.dev

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

6.9 Medium

AI Score

Confidence

Low

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

0.008 Low

EPSS

Percentile

81.6%

JSON

It was discovered that Ruby incorrectly handled certain HTML files.
An attacker could possibly use this issue to cause a crash. This
issue only affected Ubuntu 20.04 LTS, Ubuntu 21.04, and Ubuntu 21.10.
(CVE-2021-41816)

It was discovered that Ruby incorrectly handled certain regular expressions.
An attacker could possibly use this issue to cause a regular expression
denial of service. (CVE-2021-41817)

It was discovered that Ruby incorrectly handled certain cookie names.
An attacker could possibly use this issue to access or expose
sensitive information. (CVE-2021-41819)