Resource exhaustion in nodejs (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-9518
CWE-ID CWE-400
Exploitation vector Network
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 medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU20199

Risk: Medium

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

CVE-ID: CVE-2019-9518

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper validation of user-supplied input within the HTTP.sys driver when processing HTTP/2 requests. A remote attacker can send specially crafted HTTP packets to the affected system trigger resource exhaustion and perform a denial of service (DoS) attack.


Mitigation

Install update from vendor's website.

Vulnerable software versions

nodejs (Alpine package): 10.16.0-r0 - 10.16.2-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=578c97338a5cc6615df123d2759ef349dbf88c2c
https://git.alpinelinux.org/aports/commit/?id=75cc679dead3d9b8aebb82a11c1f81a4eaaab853
https://git.alpinelinux.org/aports/commit/?id=7149c919df587e3f9125fdac8bc2ccd4952027e3


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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