Multiple vulnerabilities in TYPO3



Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2020-15098
CVE-2020-15099
CVE-2016-5091
CWE-ID CWE-264
CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
 TYPO3
Web applications / CMS

Vendor TYPO3

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU32857

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-15098

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions within the internal verification mechanism in the Backend User Interface subcomponent, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TYPO3: 9.0.0 - 10.4.5

CPE2.3 External links

https://typo3.org/security/advisory/typo3-core-sa-2020-008/


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.

2) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU32826

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-15099

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in the eID API subcomponent, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TYPO3: 9.0.0 - 10.4.5

CPE2.3 External links

https://typo3.org/security/advisory/typo3-core-sa-2020-008/


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.

3) Improper access control

EUVDB-ID: #VU32865

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-5091

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Extbase request handling. A remote attacker can send a specially crafted request, bypass implemented security restrictions and execute arbitrary Extbase actions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TYPO3: 9.0.0 - 10.4.5

CPE2.3 External links

https://typo3.org/security/advisory/typo3-core-sa-2020-008/


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.



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