The base64 encode function in curl before version 7.51.0 is prone to a buffer being under allocated in 32bit systems if it receives at least 1Gb as input via `CURLOPT_USERNAME`.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2016-8617 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | Partial |
| Availability Impact | None |
| CVSS3 Base Score | 3.3 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| Attack Vector | Local |
| Attack Complexity | Low |
| Privileges Required | Low |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | Low |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Core Services 1 | RHSA-2018:2486 | 2018-08-16 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (httpd24-curl) | RHSA-2018:3558 | 2018-11-13 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (httpd24-curl) | RHSA-2018:3558 | 2018-11-13 |
| Platform | Package | State |
|---|---|---|
| Red Hat JBoss Web Server 3.0 | curl | Fix deferred |
| Red Hat Enterprise Linux 7 | curl | Will not fix |
| Red Hat Enterprise Linux 6 | curl | Will not fix |
| Red Hat Enterprise Linux 5 | curl | Will not fix |
| RHEV Manager 3 | mingw-virt-viewer | Will not fix |
| .NET Core 2.0 on Red Hat Enterprise Linux | rh-dotnet20-curl | Will not fix |
| .NET Core 2.0 on Red Hat Enterprise Linux | rh-dotnet21-curl | Will not fix |
| .NET Core 1.0 on Red Hat Enterprise Linux | rh-dotnetcore10-curl | Will not fix |
| .NET Core 1.0 on Red Hat Enterprise Linux | rh-dotnetcore11-curl | Will not fix |
Vulmon