VulnerabilityModified
CVE-2016-9849
It is possible to bypass AllowRoot restriction ($cfg['Servers'][$i]['AllowRoot']) and deny rules for username by using Null Byte in the username.
CRITICAL 9.8EPSS 1.96%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in phpMyAdmin. It is possible to bypass AllowRoot restriction ($cfg['Servers'][$i]['AllowRoot']) and deny rules for username by using Null Byte in the username. All 4.6.x versions (prior to 4.6.5), 4.4.x versions (prior to 4.4.15.9), and 4.0.x versions (prior to 4.0.10.18) are affected.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.96% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- phpmyadmin/phpmyadmin
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/94521Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/06/msg00009.html
- https://security.gentoo.org/glsa/201701-32
- https://www.phpmyadmin.net/security/PMASA-2016-60Patch, Vendor Advisory
- http://www.securityfocus.com/bid/94521Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/06/msg00009.html
- https://security.gentoo.org/glsa/201701-32
- https://www.phpmyadmin.net/security/PMASA-2016-60Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.