CVE-2023-43770

Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

Attend

*SSVC

Descriptions

Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.

Roundcube anterior a 1.4.14, 1.5.x anterior a 1.5.4 y 1.6.x anterior a 1.6.3 permiten XSS a través de mensajes de texto/correo electrónico plano con enlaces manipuados debido al comportamiento de program/lib/Roundcube/rcube_string_replacer.php.

Roundcube Webmail contains a persistent cross-site scripting (XSS) vulnerability that can lead to information disclosure via malicious link references in plain/text messages.

*Credits: N/A

CVSS Scores

NISTv3.1 6.1

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

Active

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-09-22 CVE Reserved
2023-09-22 CVE Published
2023-09-27 First Exploit
2024-02-12 Exploited in Wild
2024-03-04 KEV Due Date
2024-08-02 CVE Updated
2024-10-24 EPSS Updated

CWE

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

CAPEC

References (5)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2023/09/msg00024.html	Mailing List

URL	Date	SRC
https://github.com/s3cb0y/CVE-2023-43770-POC	2023-09-27
https://github.com/knight0x07/CVE-2023-43770-PoC	2023-09-28

URL	Date	SRC
https://github.com/roundcube/roundcubemail/commit/e92ec206a886461245e1672d8530cc93c618a49b	2024-07-03

URL	Date	SRC
https://roundcube.net/news/2023/09/15/security-update-1.6.3-released	2024-07-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Roundcube Search vendor "Roundcube"		Webmail Search vendor "Roundcube" for product "Webmail"				< 1.4.14 Search vendor "Roundcube" for product "Webmail" and version " < 1.4.14"		-		Affected
Roundcube Search vendor "Roundcube"		Webmail Search vendor "Roundcube" for product "Webmail"				>= 1.5.0 < 1.5.4 Search vendor "Roundcube" for product "Webmail" and version " >= 1.5.0 < 1.5.4"		-		Affected
Roundcube Search vendor "Roundcube"		Webmail Search vendor "Roundcube" for product "Webmail"				>= 1.6.0 < 1.6.3 Search vendor "Roundcube" for product "Webmail" and version " >= 1.6.0 < 1.6.3"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected