Privilege escalation in Sympa



Published: 2020-05-27 | Updated: 2020-10-15
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-10936
CWE-ID CWE-269
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Sympa
Server applications / Mail servers

Vendor sympa.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Privilege Management

EUVDB-ID: #VU47650

Risk: Low

CVSSv3.1: 3.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-10936

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a local authenticated user to escalate privileges.

The vulnerability exists due to improper management of privileges within the application. A local user can gain elevated privileges via unknown vectors.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Sympa: 6.2.1 - 6.2.54

External links

http://github.com/sympa-community/sympa/releases
http://lists.debian.org/debian-lts-announce/2020/10/msg00012.html
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3J4NZLGAF4ZYK52XEBQDTBNHLGBEPXXN/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P3TMQ3CORUOWARALACCBG2SBTIGZ5GY5/
http://sysdream.com/news/lab/
http://sysdream.com/news/lab/2020-05-25-cve-2020-10936-sympa-privileges-escalation-to-root/
http://usn.ubuntu.com/4442-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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