Debian update for roundcube

1) Cross-site scripting

EUVDB-ID: #VU45648

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-16145

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within HTML messages with malicious svg content or math content. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Update roundcube package to version 1.3.15+dfsg.1-1~deb10u1.

Vulnerable software versions

roundcube (Debian package): 1.3.10+dfsg.1-1~deb10u1 - 1.3.14+dfsg.1-1~deb10u1

CPE2.3

• cpe:2.3:a:debian:roundcube_debian_package:1.3.10 dfsg.1-1~deb10u1:*:*:*:*:debian_linux:*:*
• cpe:2.3:a:debian:roundcube_debian_package:1.3.11 dfsg.1-1~deb10u1:*:*:*:*:debian_linux:*:*
• cpe:2.3:a:debian:roundcube_debian_package:1.3.13 dfsg.1-1~deb10u1:*:*:*:*:debian_linux:*:*

External links

https://www.debian.org/security/2020/dsa-4744

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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