CVE-2016-10700

auth_login.php in Cacti before 1.0.0 allows remote authenticated users who use web authentication...

8.8 HighFix available

auth_login.php in Cacti before 1.0.0 allows remote authenticated users who use web authentication to bypass intended access restrictions by logging in as a user not in the cacti database, because the guest user is not considered. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-2313.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

2.49%Up 1.4 points since Feb 4, 2022

What each source reports

NVD Score used 8.8

Record: CVE-2016-10700
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness: CWE-264
Updated: 2026-11-02

CVE List No score

Record: CVE-2016-10700
Updated: 2026-11-02

EUVDEUVD-2016-1701 No score

Record: EUVD-2016-1701
Updated: 2026-11-03

GitHub AdvisoriesGHSA-72gr-g5cr-jq69 8.8

auth_login.php in Cacti before 1.0.0 allows remote authenticated users who use web authentication...

Record: GHSA-72gr-g5cr-jq69
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSV 8.8

Record: CVE-2016-10700
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2016-10700 8.8

Record: DEBIAN-CVE-2016-10700
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2016-10700 8.8

Record: UBUNTU-CVE-2016-10700
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

cacti

Affected packages

Affected packages
Package	Affected	Fixed
`cacti` Debian:12	before 0.8.8h+ds1-5	0.8.8h+ds1-5
`cacti` Debian:13	before 0.8.8h+ds1-5	0.8.8h+ds1-5
`cacti` Debian:14	before 0.8.8h+ds1-5	0.8.8h+ds1-5
`cacti` Ubuntu:14.04:LTS	before 0.8.8b+dfsg-5ubuntu0.2, plus listed versions 0.8.8b+dfsg-30.8.8b+dfsg-50.8.8b+dfsg-5ubuntu0.1	0.8.8b+dfsg-5ubuntu0.2
`cacti` Ubuntu:16.04:LTS	before 0.8.8f+ds1-4ubuntu4.16.04.2, plus listed versions 0.8.8f+ds1-20.8.8f+ds1-30.8.8f+ds1-40.8.8f+ds1-4ubuntu10.8.8f+ds1-4ubuntu2 Show 4 moreShow less 0.8.8f+ds1-4ubuntu30.8.8f+ds1-4ubuntu40.8.8f+ds1-4ubuntu4.16.040.8.8f+ds1-4ubuntu4.16.04.1	0.8.8f+ds1-4ubuntu4.16.04.2

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-10700 is a high vulnerability (CVSS 8.8) in Cacti, published November 24, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.49%, the 84th percentile. Fixed in cacti 0.8.8h+ds1-5.