Out-of-bounds write in nodejs (Alpine package)



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-12115
CWE-ID CWE-787
Exploitation vector Local
Public exploit N/A
Vulnerable software
 nodejs (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 write

EUVDB-ID: #VU14498

Risk: Low

CVSSv4.0: 7.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Clear]

CVE-ID: CVE-2018-12115

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to an out-of-bounds write condition in the Buffer component when used with UCS-2 encoding. A local attacker can cause a targeted system to stop functioning or execute arbitrary code with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

nodejs (Alpine package): 6.2.0-r0 - 8.11.3-r3

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=924ddd9b07eef52050c03046380e37532bd2f6d3
https://git.alpinelinux.org/aports/commit/?id=92947a81c0654add42b67742a3d44a6e6fa5720e


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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