Improper authentication in nodejs-current (Alpine package)

1) Improper authentication

EUVDB-ID: #VU11293

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-0733

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to modify potentially sensitive information on the target system.

Th weakness exists in the PA-RISC CRYPTO_memcmp function due to improper authentication. A remote attacker can write arbitrary data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

nodejs-current (Alpine package): 1.0.2n-r0 - 9.2.1-r0

WebSVN: before 0.24.1-r4

CPE2.3

• cpe:2.3:o:alpine:nodejs-current_alpine_package:1.0.2n-r0:*:*:*:*:alpine_linux:*:3.5
• cpe:2.3:o:alpine:nodejs-current_alpine_package:1.0.2n-r1:*:*:*:*:alpine_linux:*:3.4
• cpe:2.3:o:alpine:nodejs-current_alpine_package:7.10.0-r0:*:*:*:*:alpine_linux:*:3.6
• cpe:2.3:a:websvn_tigris_org:websvn:*:*:*:*:*:alpine_linux:*:3.7

External links

https://git.alpinelinux.org/aports/commit/?id=8593c3d6ba83fa5acf4bd55ff54c5481806a3596
https://git.alpinelinux.org/aports/commit/?id=f23142862c2e144caac4022dba598819c072c867
https://git.alpinelinux.org/aports/commit/?id=6380442a16252d6f1eec965cf2f024e19a6f88f2
https://git.alpinelinux.org/aports/commit/?id=83e63ac7d0bf146b589567f44a14f716f4fc4362
https://git.alpinelinux.org/aports/commit/?id=83efaea263b7c03fff18c3cd4a08f46fe6d55ca0
https://git.alpinelinux.org/aports/commit/?id=a415596b95083ed8e7e3b130e971b8227134a4a0
https://git.alpinelinux.org/aports/commit/?id=d4baade662f4bfd0b0ab2a4706520298e35e8683
https://git.alpinelinux.org/aports/commit/?id=fae1999a2c5cd5b89c04112d32ae78f2492cc28c

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.