CVE-2015-8977

Name: CVE-2015-8977
Creator: NVD / NIST
Published: 2017-01-31T22:59:00.297+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.25%

Last modified Jun 17, 2026

CVE-2015-8977 is a vulnerability of currently unknown severity. MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.. EPSS estimates a 2.25% chance of exploitation in the next 30 days.

Description

MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.

Metrics

EPSS Probability

2.25%

80.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-532

Affected Software

Vendor	Product	Versions
Mybb	Merge System	<= 1.8.5
Mybb	Mybb	<= 1.6.17
Mybb	Mybb	1.8.0
Mybb	Mybb	1.8.1
Mybb	Mybb	1.8.2
Mybb	Mybb	1.8.3
Mybb	Mybb	1.8.4
Mybb	Mybb	1.8.5

References

http://www.openwall.com/lists/oss-security/2016/11/10/8Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/11/18/1Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/94397Third Party Advisory, VDB Entry
https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/Release Notes, Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/11/10/8Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/11/18/1Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/94397Third Party Advisory, VDB Entry
https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/Release Notes, Vendor Advisory

Timeline

Published: Jan 31, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-8977?

MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.

How severe is CVE-2015-8977?

Severity scoring for CVE-2015-8977 is pending analysis. The EPSS model estimates a 2.25% probability of exploitation in the next 30 days.

How do I fix CVE-2015-8977?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-8977?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST