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CVE-2018-4933

24
FAUCET Score

CVE-2018-4933 describes an out-of-bounds read vulnerability in Adobe Flash Player versions 29.0.0.113 and earlier, impacting products from Adobe, Apple, Google, Linux, and Microsoft. This medium-severity vulnerability (CVSS 6.5) can be exploited remotely with low complexity, requiring user interaction, and could lead to significant information disclosure. While not listed in CISA's KEV catalog, there is no public exploit code available in Metasploit, Nuclei, or ExploitDB, and it has received limited community discussion and media coverage, with one article noting Adobe's patch release.

Impacted Technologies

VendorProductVersion(s)CPE
<= 29.0.0.113CPE matchmatch criteria
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:*
<= 29.0.0.113CPE matchmatch criteria
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer:*:*
<= 29.0.0.113CPE matchmatch criteria
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:chrome:*:*
<= 29.0.0.113CPE matchmatch criteria
cpe:2.3:a:adobe:flash_player_desktop_runtime:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.74%
Probability of exploitation in next 30 days
EPSS Percentile
90.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0474 is in the 96th percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: flash-plugin-0:29.0.0.140-1.el6_9
View patch
adobevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2018-4933Important

flash-plugin: Information Disclosure vulnerabilities (APSB18-08)

Apr 10, 2018

References

access.redhat.com / errata/RHSA-2018:1119
Third Party Advisory
helpx.adobe.com / security/products/flash-player/apsb18-08.html
Vendor Advisory
security.gentoo.org / glsa/201804-11
Third Party Advisory
securityfocus.com / bid/103708
Broken LinkThird Party AdvisoryVDB Entry
securitytracker.com / id/1040648
Broken LinkThird Party AdvisoryVDB Entry