CVE-2018-4935

Exp

Adobe Flash Player versions 29.0.0.113 and earlier have an exploitable out-of-bounds write vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.

Published: 2018-05-19 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2018-4935 is rated High Exploit Risk (79.4/100): CVSS High severity, with high exploitation likelihood (EPSS 26.47%, 98th percentile). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2018-4935

EDB-ID Source Kind Published Link
44527 exploit_db edb 2018-04-24 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2018-4935

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 74.02% 26.47% -47.55%
2 2026-04-28 74.18% 74.02% -0.16%
3 2025-12-03 — 74.18% —

Full EPSS history (32 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2018-4935

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.9 [email protected]
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2018-4935

OS Trackers for CVE-2018-4935

vendor priority summary link
gentoo high CVE-2018-4935: 1 GLSA(s) (201804-11), 1 atom(s) (www-plugins/adobe-flash); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2018-4935
redhat critical — https://access.redhat.com/security/cve/CVE-2018-4935
ubuntu medium CVE-2018-4935 medium priority: Ubuntu including 2 source packages (adobe-flashplugin, flashplugin-nonfree), 10 status rows across 5 suites (artful, bionic, trusty, upstream, xenial): released 10. https://ubuntu.com/security/CVE-2018-4935

Affected software / configurations for CVE-2018-4935

Vendor Product Version Raw CPE
adobe flash_player_desktop_runtime <= 29.0.0.113 cpe:2.3:a:adobe:flash_player_desktop_runtime:*:*:*:*:*:*:*:*
adobe flash_player <= 29.0.0.113 cpe:2.3:a:adobe:flash_player:*:*:*:*:*:chrome:*:*
adobe flash_player <= 29.0.0.113 cpe:2.3:a:adobe:flash_player:*:*:*:*:*:edge:*:*
adobe flash_player <= 29.0.0.113 cpe:2.3:a:adobe:flash_player:*:*:*:*:*:internet_explorer:*:*

References for CVE-2018-4935

URL Tags
http://www.securityfocus.com/bid/103708 Broken Link Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040648 Broken Link Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:1119 Third Party Advisory
https://helpx.adobe.com/security/products/flash-player/apsb18-08.html Patch Vendor Advisory
https://security.gentoo.org/glsa/201804-11 Third Party Advisory
https://www.exploit-db.com/exploits/44527/ Exploit Third Party Advisory VDB Entry
cvelogic Threat Intelligence