Cloud Foundry Foundation cflinuxfs3 update for Libxslt
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2019-5815 CVE-2021-30560 |
| CWE-ID | CWE-843 CWE-416 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
cflinuxfs3 Other software / Other software solutions |
| Vendor | Cloud Foundry Foundation |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Type Confusion
EUVDB-ID: #VU66693
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-5815
CWE-ID:
CWE-843 - Type confusion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a type confusion error within the xsltNumberFormatGetMultipleLevel. A remote attacker can pass specially crafted XML data to the application, trigger a type confusion error and crash the application.
Install update from vendor's website.
Vulnerable software versionscflinuxfs3: before 0.318.0
External linkshttp://github.com/cloudfoundry/cflinuxfs3/releases/tag/0.318.0
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) Use-after-free
EUVDB-ID: #VU54903
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-30560
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Blink XSLT component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationInstall update from vendor's website.
Vulnerable software versionscflinuxfs3: before 0.318.0
External linkshttp://github.com/cloudfoundry/cflinuxfs3/releases/tag/0.318.0
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.
