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CVE-2008-3873

15
FAUCET Score

CVE-2008-3873 describes a vulnerability in Adobe Flash Player 9.0.124.0 and earlier, where the System.setClipboard ActionScript method allows remote attackers to populate a user's clipboard with a URL without requiring user interaction. This medium-severity vulnerability (CVSS 4.3) has a network attack vector and low attack complexity, leading to a partial availability impact. Although exploited in the wild in August 2008, there is no public exploit code available, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.66%
Probability of exploitation in next 30 days
EPSS Percentile
88.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0366 is in the 84th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Extras for RHEL 3Fixed in: flash-plugin-0:9.0.151.0-1.el3.with.oss
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: flash-plugin-0:9.0.151.0-1.el4
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: flash-plugin-0:10.0.12.36-2.el5
View patch

Vendor Advisories (1)

redhatCVE-2008-3873Low

flash: clipboard hijack attack

Aug 18, 2008

References

blogs.adobe.com / psirt/2008/08/clipboard_attack.html
blogs.zdnet.com / security
blogs.zdnet.com / security
lists.opensuse.org / opensuse-security-announce/2008-11/msg00001.html
secunia.com / advisories/32448
secunia.com / advisories/32702
secunia.com / advisories/32759
secunia.com / advisories/33390
secunia.com / advisories/34226
security.gentoo.org / glsa/glsa-200903-23.xml
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/44584
sunsolve.sun.com / search/document.do
support.avaya.com / elmodocs2/security/ASA-2008-440.htm
support.avaya.com / elmodocs2/security/ASA-2009-020.htm
support.nortel.com / go/main.jsp
adobe.com / devnet/flashplayer/articles/fplayer10_security_changes.html
adobe.com / support/security/bulletins/apsb08-18.html
redhat.com / support/errata/RHSA-2008-0945.html
redhat.com / support/errata/RHSA-2008-0980.html
securityfocus.com / bid/31117
vupen.com / english/advisories/2008/2838