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CVE-2008-4812

26
FAUCET Score

CVE-2008-4812 is an array index error affecting Adobe Reader and Acrobat versions 8.1.2 and earlier, including the Explorer extension. This vulnerability allows remote attackers to execute arbitrary code by crafting a malicious PDF document that exploits an out-of-bounds write during Type 1 font parsing. With a CVSS score of 9.3, it is considered critical, requiring medium attack complexity but leading to complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.1.2CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat:*:unknown:3d:*:*:*:*:*
<= 8.1.2CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat:*:unknown:professional:*:*:*:*:*
<= 8.1.2CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat:*:unknown:standard:*:*:*:*:*
8.1.1CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat:8.1.1:*:*:*:*:*:*:*
8.1.1CPE matchmatch criteria
cpe:2.3:a:adobe:acrobat:8.1.1:unknown:3d:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.80%
Probability of exploitation in next 30 days
EPSS Percentile
94.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0880 is in the 74th percentile among its peer group of 8,918 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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 (4)

adobepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 3Fixed in: acroread-0:8.1.3-1
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: acroread-0:8.1.3-1.el4
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: acroread-0:8.1.3-1.el5
View patch

Vendor Advisories (1)

redhatCVE-2008-4812Critical

Reader: embedded font handling out-of-bounds array indexing

Nov 4, 2008

References

download.oracle.com / sunalerts/1019937.1.html
labs.idefense.com / intelligence/vulnerabilities/display.php
lists.opensuse.org / opensuse-security-announce/2008-11/msg00002.html
secunia.com / advisories/32700
secunia.com / advisories/32872
secunia.com / advisories/35163
exchange.xforce.ibmcloud.com / vulnerabilities/46332
support.nortel.com / go/main.jsp
support.nortel.com / go/main.jsp
adobe.com / support/security/bulletins/apsb08-19.html
PatchVendor Advisory
redhat.com / support/errata/RHSA-2008-0974.html
securityfocus.com / bid/32100
securitytracker.com / id
us-cert.gov / cas/techalerts/TA08-309A.html
US Government Resource
vupen.com / english/advisories/2008/3001
vupen.com / english/advisories/2009/0098