Gentoo update for GNU Wget



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-0494
CWE-ID CWE-74
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Gentoo Linux
Operating systems & Components / Operating system

Vendor Gentoo

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cookie injection

EUVDB-ID: #VU12432

Risk: Low

CVSSv4.0: 7.7 [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:P/U:Clear]

CVE-ID: CVE-2018-0494

CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to write arbitrary files on the target system.

The weakness exists due to improper processing of Set-Cookie responses. A remote attacker can return specially crafted data and inject arbitrary cookies into the cookie jar file.

Mitigation

Update the affected packages.
net-misc/wget to version: 1.19.5

Vulnerable software versions

Gentoo Linux: All versions

CPE2.3 External links

https://security.gentoo.org/glsa/201806-01


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. However, proof of concept for this vulnerability is available.



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