OXAS-ADV-2023-0005
Metadata
- Document type: OX App Suite Security Advisory
- Publisher: Open-Xchange GmbH
- Publication Date: 2023-09-19
- Current version: 4
- Version status: Final
- Aggregate severity: High
References
Vulnerabilities
CVE-2023-29048: OXMF templates allow remote code execution
- CVE reference: CVE-2023-29048
- Internal reference: MWB-2261
- CWE: CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'))
- Discovery date: 2023-08-08
A component for parsing OXMF templates could be abused to execute arbitrary system commands that would be executed as the non-privileged runtime user.
Product status
Last affected
| Products | CVSS-Vector | CVSS Base Score |
|---|---|---|
| OX App Suite backend 7.10.6-rev50 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | 8.8 |
Threats
Impact
Users and attackers could run system commands with limited privilege to gain unauthorized access to confidential information and potentially violate integrity by modifying resources.
Exploit status
No publicly available exploits are known.
Remediation
Vendor fix (2023-09-14)
For products
- OX App Suite backend 7.10.6-rev51
Please deploy the provided updates and patch releases. The template engine has been reconfigured to deny execution of harmful commands on a system level.
CVE-2023-29050: LDAP filter injection vulnerability in Contacts Provider LDAP
- CVE reference: CVE-2023-29050
- Internal reference: MWB-2274
- CWE: CWE-90 (Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection'))
- Discovery date: 2023-08-17
The optional "LDAP contacts provider" could be abused by privileged users to inject LDAP filter strings that allow to access content outside of the intended hierarchy.
Product status
Last affected
| Products | CVSS-Vector | CVSS Base Score |
|---|---|---|
| OX App Suite backend 7.10.6-rev50 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L | 7.6 |
| OX App Suite backend 8.16 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L | 7.6 |
Threats
Impact
Unauthorized users could break confidentiality of information in the directory and potentially cause high load on the directory server, leading to denial of service.
Exploit status
No publicly available exploits are known.
Remediation
Vendor fix (2023-09-18)
For products
- OX App Suite backend 7.10.6-rev51
- OX App Suite backend 8.17
Please deploy the provided updates and patch releases. Encoding has been added for user-provided fragments that are used when constructing the LDAP query.
CVE-2023-29049: XSS in upsell portal widget
- CVE reference: CVE-2023-29049
- Internal reference: OXUIB-2489
- CWE: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))
- Discovery date: 2023-08-14
The "upsell" widget at the portal page could be abused to inject arbitrary script code.
Product status
Last affected
| Products | CVSS-Vector | CVSS Base Score |
|---|---|---|
| OX App Suite frontend 7.10.6-rev33 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N | 5.4 |
Threats
Impact
Attackers that manage to lure users to a compromised account, or gain temporary access to a legitimate account, could inject script code to gain persistent code execution capabilities under a trusted domain.
Exploit status
No publicly available exploits are known.
Remediation
Vendor fix (2023-09-18)
For products
- OX App Suite frontend 7.10.6-rev34
Please deploy the provided updates and patch releases. User input for this widget is now sanitized to avoid malicious content the be processed.