Risk | Low |
Patch available | YES |
Number of vulnerabilities | 3 |
CVE-ID | CVE-2020-10960 |
CWE-ID | CWE-79 CWE-601 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
MediaWiki Web applications / CMS |
Vendor | MediaWiki.org |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
EUVDB-ID: #VU26569
Risk: Low
CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: N/A
CWE-ID:
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Exploit availability: No
DescriptionThe disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in UserGroupMembership::getLink(). A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMediaWiki: 1.31.0 - 1.34.0
External linkshttp://phabricator.wikimedia.org//r/p/mediawiki/core;browse/REL1_34/RELEASE-NOTES-1.34
http://phabricator.wikimedia.org//r/p/mediawiki/core;browse/REL1_33/RELEASE-NOTES-1.33
http://phabricator.wikimedia.org//r/p/mediawiki/core;browse/REL1_31/RELEASE-NOTES-1.31
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.
EUVDB-ID: #VU26570
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: N/A
CWE-ID:
CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to improper sanitization of user-supplied data, related to logout URL. A remote attacker can redirect the victim to an arbitrary domain via the logout button.
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMediaWiki: 1.34.0
External linkshttp://github.com/wikimedia/mediawiki/releases/tag/1.34.1
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.
EUVDB-ID: #VU26568
Risk: Low
CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-10960
CWE-ID:
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Exploit availability: No
DescriptionThe disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data, related to jquery.makeCollapsible and CSS selector. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMediaWiki: 1.31.0 - 1.34.0
External linkshttp://phabricator.wikimedia.org//r/p/mediawiki/core;browse/REL1_34/RELEASE-NOTES-1.34
http://phabricator.wikimedia.org//r/p/mediawiki/core;browse/REL1_33/RELEASE-NOTES-1.33
http://phabricator.wikimedia.org//r/p/mediawiki/core;browse/REL1_31/RELEASE-NOTES-1.31
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.