PT-2018-1908 · Gnu+5 · Gnu Wget+5

Harry Sintonen · Published 2018-05-06 · Updated 2024-06-15 · CVE-2018-0494

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions GNU Wget versions prior to 1.19.5

Description The issue is related to a cookie injection vulnerability in the resp new function in http.c via a r sequence in a continuation line. This vulnerability is associated with the lack of processing of r sequences in continuation lines during HTTP header Set-Cookie parsing. Exploitation of this issue may allow a remote attacker to introduce arbitrary cookies into the cookie jar, adding new or replacing existing cookie values.

Recommendations For GNU Wget versions prior to 1.19.5, update to version 1.19.5 or later to resolve the issue.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2018-1667

BDU:2018-01512

CESA-2018_3052

CVE-2018-0494

DLA-1375-1

DSA-4195-1

MGASA-2018-0244

OPENSUSE-SU-2018_1383-1

OPENSUSE-SU-2024:11510-1

RHSA-2018:3052

RHSA-2018_3052

SUSE-SU-2018:1367-1

SUSE-SU-2018:1373-1

SUSE-SU-2018_1367-1

SUSE-SU-2018_1373-1

USN-3643-1

USN-3643-2

Affected Products

Alt Linux

Centos

Gnu Wget

Red Hat

Suse

Ubuntu

References · 44

• 🔥 https://exploit-db.com/exploits/44601 · Exploit
• 🔥 https://sintonen.fi/advisories/gnu-wget-cookie-injection.txt · Exploit
• https://access.redhat.com/errata/RHSA-2018:3052 · Vendor Advisory
• https://debian.org/security/2018/dsa-4195 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3643-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-0494 · Vendor Advisory
• https://bdu.fstec.ru/vul/2018-01512 · Security Note
• https://osv.dev/vulnerability/CVE-2018-0494 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:1373-1 · Vendor Advisory
• https://usn.ubuntu.com/3643-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3643-1 · Vendor Advisory
• https://usn.ubuntu.com/3643-2 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2018-0494 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4195-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-0494 · Security Note