Debian update for mediawiki



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-19709
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
 mediawiki (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU23832

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-19709

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.

Mitigation

Update the affected package to version: 1:1.27.7-1~deb9u3, 1:1.31.6-1~deb10u1.

Vulnerable software versions

mediawiki (Debian package): 1:1.27.0-1 - 1:1.31.6-1

CPE2.3 External links

http://www.debian.org/security/2019/dsa-4592


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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