CVE-2018-5123
A third party website can access information available to a user with access to a restricted bug...
A third party website can access information available to a user with access to a restricted bug entry using the image generation in report.cgi in all Bugzilla versions prior to 4.4.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
8.8
A third party website can access information available to a user with access to a restricted bug entry using the image generation in report.cgi in all Bugzilla versions prior to 4.4.
- Record
CVE-2018-5123- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-352
- Updated
- 2026-11-02
CVE List No score
A third party website can access information available to a user with access to a restricted bug entry using the image generation in report.cgi in all Bugzilla versions prior to 4.4.
- Record
CVE-2018-5123- Updated
- 2026-11-02
EUVDEUVD-2018-16909 No score
A third party website can access information available to a user with access to a restricted bug entry using the image generation in report.cgi in all Bugzilla versions prior to 4.4.
- Record
EUVD-2018-16909- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h29x-g5g9-4c57
8.8
A third party website can access information available to a user with access to a restricted bug...
A third party website can access information available to a user with access to a restricted bug entry using the image generation in report.cgi in all Bugzilla versions prior to 4.4.
- Record
GHSA-h29x-g5g9-4c57- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-352
- Updated
- 2026-11-02
OSVMGASA-2018-0173 No score
Updated bugzilla packages fix security vulnerability
A CSRF vulnerability in Bugzilla's report.cgi would allow a third-party site to extract confidential information from a bug the victim had access to (CVE-2018-5123).
- Record
MGASA-2018-0173- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
bugzillaMageia:6 |
before 5.0.4-1.mga6 | 5.0.4-1.mga6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-5123 is a high vulnerability (CVSS 8.8) in Mozilla Bugzilla, published March 19, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.50%, the 43rd percentile. Fixed in bugzilla 5.0.4-1.mga6.
References
bugzilla.mozilla.org/show_bug.cgi?id=CVE-2018-5123
nvd.nist.gov/vuln/detail/CVE-2018-5123
github.com/advisories/GHSA-h29x-g5g9-4c57
advisories.mageia.org/MGASA-2018-0173.html
bugs.mageia.org/show_bug.cgi?id=22735
bugzilla.org/security/4.4.12
bugzilla.org/releases/5.0.4
lists.fedoraproject.org/archives/list/[email protected]/thread/P5C2KWZ264F2MRWTJ2AJWMBZX7MOKV4W