Inclusion of Sensitive Information in Log Files in docker (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-13509
CWE-ID CWE-532
Exploitation vector Local
Public exploit N/A
Vulnerable software
 docker (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU19390

Risk: Medium

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-13509

CWE-ID: CWE-532 - Information Exposure Through Log Files

Exploit availability: No

Description

The vulnerability allows a local attacker to access sensitive information on a targeted system.

The vulnerability exists due to the software can add secrets to the debug log when the "docker stack deploy" command is used while running in debug mode to redeploy a stack which includes non-external secrets. A local authenticated attacker can gain access to sensitive information, such as secrets in the log files on a targeted system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

docker (Alpine package): 18.09.7-r0 - 18.09.7-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=24924763d56dd80da5430746a238868ab6cc20d5
https://git.alpinelinux.org/aports/commit/?id=873f13520c5a2c28b7a91904d7da0656c0a2cf2d
https://git.alpinelinux.org/aports/commit/?id=a885fe876c9b7f33ca7f3d7daf212f7bae868840
https://git.alpinelinux.org/aports/commit/?id=c0c44e97533d0c402b3529f7149502e1bf6fc13c


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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