CVE-2018-5345: canonical ubuntu_linux Out-of-bounds Write
CVSS: 7.8v3.0HighModified
AliasesMGASA-2018-0111RHSA-2018:0350UBUNTU-CVE-2018-5345USN-3546-1DEBIAN-CVE-2018-5345DSA-4095-1openSUSE-SU-2024:10776-1
Published 12-01-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-5345 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in canonical ubuntu_linux. EPSS estimates a 2.19% chance of exploitation in the next 30 days, higher than 82.1% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.0 (NVD)EPSS score
2.19%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 12-01-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSources4 sources · 5.3–7.8
- OSV · Red hatEcosystem advisory · calculated5.3MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.19%
Chance of exploitation in the next 30 days
Percentile
82%
Versus all other CVEs
30-day change
0.00 pp
From 2.19% on 19-09-2026
19-09-202619-10-2026
EPSS score2.19%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat10 products
- enterprise_linux_desktop7.0
- enterprise_linux_server7.0
- enterprise_linux_server_aus7.4 | 7.6
- enterprise_linux_server_eus7.4 | 7.5 | 7.6
- enterprise_linux_server_tus7.4 | 7.6
Debian2 products
- gcab< 0.7-7 | < 0.7-2+deb9u1
- debian_linuxEOL9.0
Mageia2 products
- gcab< 0.4-6.1.mga5
- gcab< 0.7-1.1.mga6
Canonical1 product
- ubuntu_linuxEOL16.04 | 17.10
Fedoraproject1 product
- fedorana
Gnome1 product
- gcab≤ 0.7.4
Opensuse1 product
- gcab&distro=openSUSE Tumbleweed< 1.4-2.9
Ubuntu1 product
- gcab< 0.7-1ubuntu0.1
8 vendors · 19 products
References
16 links- access.redhat.com/errata/RHSA-2018:0350Vendor AdvisoryX Refsource REDHATThird Party AdvisoryAdvisory
- bugzilla.redhat.com/show_bug.cgi?id=1527296X Refsource MISCIssue TrackingThird Party AdvisoryVDB EntryREPORT
