Buffer overflow in GNOME Gcab
CVE-2018-5345
A stack-based buffer overflow within GNOME gcab through 0.7.4 can be exploited by malicious attackers to cause a crash or, potentially, execute arbitrary code via a crafted .cab file.
Vulnerability class: Buffer Overflow
EPSS: 0.022 (80.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Gnome Gcab
- Canonical Ubuntu_linux — versions 16.04, 17.10
- Debian Debian_linux — versions 9.0
- Fedoraproject Fedora
- Redhat Enterprise_linux_desktop — versions 7.0
- Redhat Enterprise_linux_server — versions 7.0
- Redhat Enterprise_linux_server_aus — versions 7.4, 7.6
- Redhat Enterprise_linux_server_eus — versions 7.4, 7.5, 7.6
- Redhat Enterprise_linux_server_tus — versions 7.4, 7.6
- Redhat Enterprise_linux_workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2018-5345?
- CVE-2018-5345 is a high-severity vulnerability in GNOME Gcab, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-01-12.
- How severe is CVE-2018-5345?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-5345 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.