Information disclosure in Elastic APM .NET Agent



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-22143
CWE-ID CWE-209
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Elastic APM .NET Agent
Universal components / Libraries / Software for developers

Vendor Elastic Stack

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information exposure through an error message

EUVDB-ID: #VU53728

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-22143

CWE-ID: CWE-209 - Information Exposure Through an Error Message

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to Elastic APM .NET Agent leaks sensitive HTTP header information when logging the details during an application error. A remote attacker can intercept traffic sent to the APM server and gain access to potentially sensitive information, sent via HTTP headers.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Elastic APM .NET Agent: 0.0.1.0 - 1.9.0

CPE2.3 External links

https://www.elastic.co/community/security#ESA-2021-14


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.



###SIDEBAR###