CVE-2018-5157: canonical ubuntu_linux
CVSS: 7.5v3.0HighModified
AliasesUBUNTU-CVE-2018-5157DEBIAN-CVE-2018-5157
Published 11-06-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-5157 is a high (CVSS 7.5) vulnerability in canonical ubuntu_linux. EPSS estimates a 1.58% chance of exploitation in the next 30 days, higher than 75.1% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
1.58%
0%100%
Low · -0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 14 · Related 8Timeline
- 11-06-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Same-origin protections for the PDF viewer can be bypassed, allowing a malicious site to intercept messages meant for the viewer. This could allow the site to retrieve PDF files restricted to viewing by an authenticated user on a third-party website. This vulnerability affects Firefox ESR < 52.8 and Firefox < 60.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
1.58%
Chance of exploitation in the next 30 days
Percentile
75%
Versus all other CVEs
30-day change
-0.03 pp
From 1.62% on 18-09-2026
18-09-202618-10-2026
EPSS score1.58%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-200Exposure of Sensitive Information to an Unauthorized ActorThe product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
- CWE-346Origin Validation ErrorThe product does not properly verify that the source of data or communication is valid.
Affected systems
Redhat6 products
- enterprise_linux_desktop6.0 | 7.0
- enterprise_linux_server6.0 | 7.0
- enterprise_linux_server_aus7.6
- enterprise_linux_server_eus7.5 | 7.6
- enterprise_linux_server_tus7.6
Debian2 products
- firefox-esr< 52.8.0esr-1
- debian_linuxEOL7.0 | 8.0 | 9.0
Mozilla2 products
- firefox≥ unspecified, < 60 | < 52.8.0 | < 60.0
- firefox_esr≥ unspecified, < 52.8
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 17.10 | 18.04
Ubuntu1 product
- firefox< 60.0+build2-0ubuntu0.14.04.1 | < 60.0+build2-0ubuntu0.16.04.1 | < 60.0+build2-0ubuntu1
5 vendors · 12 products
References
16 links
- lists.debian.org/debian-lts-announce/2018/05/msg00007.htmlMailing ListX Refsource MLISTThird Party Advisory