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ubuntuUbuntuUSN-5290-1
HistoryAug 24, 2022 - 12:00 a.m.

Symfony vulnerabilities

2022-08-2400:00:00
ubuntu.com
59
ubuntu
symfony
vulnerabilities
user enumeration
arbitrary code execution
cve-2021-21424
cve-2021-41270
security

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6.5

Confidence

High

EPSS

0.001

Percentile

47.8%

Releases

  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM

Packages

  • symfony - set of reusable components and framework for web projects

Details

James Isaac and Mathias Brodala discovered that Symfony incorrectly handled
switch users functionality. An attacker could possibly use this issue to
enumerate users. (CVE-2021-21424)

It was discovered that Symfony incorrectly handled certain specially crafted
CSV files. An attacker could possibly use this issue to execute arbitrary
code. This issue only affected Ubuntu 20.04 ESM. (CVE-2021-41270)

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CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6.5

Confidence

High

EPSS

0.001

Percentile

47.8%