CVE-2018-4877: adobe flash_player Use After Free
CVSS: 10.0v2.0HighModified
AliasesUBUNTU-CVE-2018-4877
Published 06-02-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-4877 is a high (CVSS 10.0) Use After Free vulnerability in adobe flash_player. EPSS estimates a 8.35% chance of exploitation in the next 30 days, higher than 94.9% of scored vulnerabilities.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
8.35%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2Timeline
- 06-02-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player's quality of service functionality. A successful attack can lead to arbitrary code execution.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
8.35%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
0.00 pp
From 8.35% on 18-09-2026
18-09-202618-10-2026
EPSS score8.35%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat3 products
Adobe1 product
- flash_player< 28.0.0.161
Ubuntu1 product
- flashplugin-nonfree< 28.0.0.161ubuntu0.14.04.1 | < 28.0.0.161ubuntu0.16.04.1
3 vendors · 5 products