sympa vulnerabilities

2021-03-1522:14:00

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

6.5 Medium

AI Score

Confidence

High

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

0.004 Low

EPSS

Percentile

73.9%

JSON

USN-4442-1 fixed vulnerabilities in Sympa. This update provides the
corresponding updates for Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu
20.04 ESM. Original advisory details:

Nicolas Chatelain discovered that Sympa incorrectly handled environment
variables. An attacker could possibly use this issue with a setuid
binary and gain root privileges. (CVE-2020-10936)

Michael Kaczmarczik discovered that Sympa incorrectly handled HTTP
GET/POST requests. An attacker could possibly use this issue to insert,
edit or obtain sensitive information. This issue only affected Ubuntu 16.04
ESM and Ubuntu 18.04 ESM. (CVE-2018-1000550)

It was discovered that Sympa incorrectly handled URL parameters. An
attacker could possibly use this issue to perform XSS attacks. This issue only
affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2018-1000671)