Out-of-bounds read in cups (Alpine package)



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-8842
CWE-ID CWE-125
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 cups (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU27378

Risk: Low

CVSSv4.0: 0.6 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-8842

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition within ippReadIO function. A remote attacker can pass specially crafted document to the service, trigger out-of-bounds read error and read contents of memory on the system or crash the service.

Mitigation

Install update from vendor's website.

Vulnerable software versions

cups (Alpine package): 2.2.2-r0 - 2.2.12-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=6f2628e207c537c621826025430a496c75d391c6
https://git.alpinelinux.org/aports/commit/?id=a32e693da9e322310101b4bd200d87fc718477c9


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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



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