Vulnerability in Apache Guacamole
CVE-2017-3158
A race condition in Guacamole's terminal emulator in versions 0.9.5 through 0.9.10-incubating could allow writes of blocks of printed data to overlap. Such overlapping writes could cause packet data to be misread as the packet length, resulting in the remaining data being written beyond the end of a statically-allocated buffer.
Vulnerability class: Race Condition
EPSS: 0.012 (65.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Guacamole — versions 0.9.10-incubating
- Apache Software Foundation Guacamole — versions Apache Guacamole 0.9.5 to 0.9.10-incubating
Weakness classification (CWE)
References
- security@apache.org (x_refsource_MISC)
Frequently asked questions
- What is CVE-2017-3158?
- CVE-2017-3158 is a high-severity vulnerability in Apache Guacamole, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 8.1/10. Published 2018-01-18.
- How severe is CVE-2017-3158?
- High severity. CVSS v3 base score is 8.1 out of 10.