National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-6508 Detail

Current Description

CRLF injection vulnerability in the url_parse function in url.c in Wget through 1.19.1 allows remote attackers to inject arbitrary HTTP headers via CRLF sequences in the host subcomponent of a URL.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.1 MEDIUM
Vector: AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N (V3 legend)
Impact Score: 2.7
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.savannah.gnu.org/cgit/wget.git/commit/?id=4d729e322fae359a1aefaafec1144764a54e8ad4 Patch
http://lists.gnu.org/archive/html/bug-wget/2017-03/msg00018.html Exploit Mailing List
http://www.securityfocus.com/bid/96877
https://security.gentoo.org/glsa/201706-16

Technical Details

Vulnerability Type (View All)

  • Improper Neutralization of CRLF Sequences ('CRLF Injection') (CWE-93)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:gnu:wget:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.19.1


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-6508
NVD Published Date:
03/07/2017
NVD Last Modified:
06/30/2017