High severity · published Feb 6, 2018
CVE-2018-4878
Adobe Flash Player Use-After-Free Vulnerability
RansomwareIn wildKEV
7.8
CVSS
90.3%
EPSS
Yes
On KEV
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 handling of listener objects. A successful attack can lead to arbitrary code execution. This was exploited in the wild in January and February 2018.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)90.3% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Nov 3, 2021
Federal remediation dueMay 3, 2022
Ransomware campaign useKnown
Affected products
Which versions
AF
Adobe Flash Player before 28.0.0.161 ·
Adobe Flash Player before 28.0.0.161 · source: vendor
EL
Enterprise Linux Desktop · Redhat
6.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0 · source: NVD
FP
Flash Player · Adobe
before 28.0.0.161; before 28.0.0.161; before 28.0.0.161; before 28.0.0.161 · source: NVD, KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-4878
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-4878
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
http://blog.talosintelligence.com/2018/02/group-123-goes-wild.html
x_refsource_MISC
https://threatpost.com/adobe-flash-player-zero-day-spotted-in-the-wild/129742/
x_refsource_MISC
https://helpx.adobe.com/security/products/flash-player/apsb18-03.html
vendor-advisory
https://access.redhat.com/errata/RHSA-2018:0285
vdb-entry
http://www.securitytracker.com/id/1040318
vdb-entry
http://www.securityfocus.com/bid/102893