Input validation error in singularity (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-13846
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 singularity (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) Input validation error

EUVDB-ID: #VU31717

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-13846

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due the affected software fails to report an error in a Status Code. A remote attacker can run arbitrary SIF containers that have unsigned, or modified, objects.

Mitigation

Install update from vendor's website.

Vulnerable software versions

singularity (Alpine package): 3.5.1-r0 - 3.5.3-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=cc9327fc79b6c9a925c6b724dc81cefdc5af08ca


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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