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ubuntuUbuntuUSN-5054-2
HistorySep 03, 2021 - 12:00 a.m.

uWSGI vulnerability

2021-09-0300:00:00
ubuntu.com
31
ubuntu
uwsgi
vulnerability
buffer overflow
mod_proxy_uwsgi
information disclosure
remote code execution

CVSS2

7.5

Attack Vector

NETWORK

Attack 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

CVSS3

9.8

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

AI Score

9.9

Confidence

High

EPSS

0.011

Percentile

84.4%

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • uwsgi - fast, self-healing application container server

Details

USN-5054-1 fixed a vulnerability in uWSGI for Ubuntu 18.04 LTS. This update
provides the corresponding fixes for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Felix Wilhelm discovered a buffer overflow flaw in the mod_proxy_uwsgi module.
An attacker could use this vulnerability to provoke an information disclosure
or potentially remote code execution.

CVSS2

7.5

Attack Vector

NETWORK

Attack 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

CVSS3

9.8

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

AI Score

9.9

Confidence

High

EPSS

0.011

Percentile

84.4%