Vulnerability Name:

CVE-2017-17094 (CCN-135821)

Assigned:2017-11-29
Published:2017-11-29
Updated:2019-04-26
Summary:wp-includes/feed.php in WordPress before 4.9.1 does not properly restrict enclosures in RSS and Atom fields, which might allow attackers to conduct XSS attacks via a crafted URL.
CVSS v3 Severity:5.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:H/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
6.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:H/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-79
Vulnerability Consequences:Cross-Site Scripting
References:Source: MITRE
Type: CNA
CVE-2017-17094

Source: BID
Type: Third Party Advisory, VDB Entry
102024

Source: CCN
Type: BID-102024
WordPress Prior to 4.9.1 Multiple Security Vulnerabilities

Source: MISC
Type: Patch, Vendor Advisory
https://codex.wordpress.org/Version_4.9.1

Source: XF
Type: UNKNOWN
wp-core-cve201717094-xss(135821)

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/WordPress/WordPress/commit/f1de7e42df29395c3314bf85bff3d1f4f90541de

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20171221 [SECURITY] [DLA 1216-1] wordpress security update

Source: CCN
Type: WordPress Web site
WordPress 4.9.1 Security and Maintenance Release

Source: MISC
Type: Release Notes, Vendor Advisory
https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/

Source: MISC
Type: Patch, Third Party Advisory, VDB Entry
https://wpvulndb.com/vulnerabilities/8967

Source: DEBIAN
Type: Third Party Advisory
DSA-4090

Vulnerable Configuration:Configuration 1:
  • cpe:/a:wordpress:wordpress:*:*:*:*:*:*:*:* (Version < 4.9.1)

    • Configuration 2:
  • cpe:/o:debian:debian_linux:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:2017170940000000
    V
    		CVE-2017-17094 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-12-02
    oval:com.ubuntu.artful:def:201717094000
    V
    		CVE-2017-17094 on Ubuntu 17.10 (artful) - medium.
    2017-12-02
    oval:com.ubuntu.xenial:def:201717094000
    V
    		CVE-2017-17094 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-12-02
    oval:com.ubuntu.disco:def:2017170940000000
    V
    		CVE-2017-17094 on Ubuntu 19.04 (disco) - medium.
    2017-12-02
    oval:com.ubuntu.bionic:def:201717094000
    V
    		CVE-2017-17094 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-12-02
    oval:com.ubuntu.cosmic:def:2017170940000000
    V
    		CVE-2017-17094 on Ubuntu 18.10 (cosmic) - medium.
    2017-12-02
    oval:com.ubuntu.cosmic:def:201717094000
    V
    		CVE-2017-17094 on Ubuntu 18.10 (cosmic) - medium.
    2017-12-02
    oval:com.ubuntu.bionic:def:2017170940000000
    V
    		CVE-2017-17094 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-12-02
    oval:com.ubuntu.trusty:def:201717094000
    V
    		CVE-2017-17094 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-12-02
    BACK
    wordpress wordpress *
    debian debian linux 7.0
    debian debian linux 8.0
    debian debian linux 9.0