UbuntuUSN-4922-2Ruby vulnerability
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
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
43.0%
Releases
- Ubuntu 21.04
Packages
- ruby2.7 - Object-oriented scripting language
Details
USN-4922-1 fixed a vulnerability in Ruby. This update provides the
corresponding update for Ubuntu 21.04.
Original advisory details:
Juho Nurminen discovered that the REXML gem bundled with Ruby incorrectly
parsed and serialized XML documents. A remote attacker could possibly use
this issue to perform an XML round-trip attack.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Ubuntu | 21.04 | noarch | libruby2.7 | < 2.7.2-4ubuntu1.1 | UNKNOWN |
| Ubuntu | 21.04 | noarch | libruby2.7-dbgsym | < 2.7.2-4ubuntu1.1 | UNKNOWN |
| Ubuntu | 21.04 | noarch | ruby2.7 | < 2.7.2-4ubuntu1.1 | UNKNOWN |
| Ubuntu | 21.04 | noarch | ruby2.7-dbgsym | < 2.7.2-4ubuntu1.1 | UNKNOWN |
| Ubuntu | 21.04 | noarch | ruby2.7-dev | < 2.7.2-4ubuntu1.1 | UNKNOWN |
| Ubuntu | 21.04 | noarch | ruby2.7-doc | < 2.7.2-4ubuntu1.1 | UNKNOWN |
References
Related
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
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
43.0%