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Fencer Vulns
critical 9.3

CVE-2008-4812 in the critical feed json

Array index error in Adobe Reader and Acrobat, and the Explorer extension (aka AcroRd32Info), 8.1.2, 8.1.1, and earlier allows remote attac…

published 2008-11-05 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-4791

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
11.0%
EPSS 11.0% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Array index error in Adobe Reader and Acrobat, and the Explorer extension (aka AcroRd32Info), 8.1.2, 8.1.1, and earlier allows remote attackers to execute arbitrary code via a crafted PDF document that triggers an out-of-bounds write, related to parsing of Type 1 fonts.

Patch / fix

  • acroread RHEL 3 EXTRAS 8.1.3-1
  • acroread RHEL 4 EXTRAS 8.1.3-1.el4
  • acroread RHEL 5 EXTRAS 8.1.3-1.el5
  • acroread-plugin RHEL 3 EXTRAS 8.1.3-1
  • acroread-plugin RHEL 4 EXTRAS 8.1.3-1.el4
  • acroread-plugin RHEL 5 EXTRAS 8.1.3-1.el5

red hat advisories RHSA-2008:0974

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-4812 updated

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

  • Red Hat Desktop version 3 Extras acroread 8.1.3-1, acroread-plugin 8.1.3-1 Red Hat Desktop version 4 Extras acroread 8.1.3-1.el4, acroread-plugin 8.1.3-1.el4 Red Hat Enterprise Linux AS version 3 Extras acroread 8.1.3-1, acroread-plugin 8.1.3-1 Red Hat Enterprise Linux AS version 4 Extras acroread 8.1.3-1.el4, acroread-plugin 8.1.3-1.el4 Red Hat Enterprise Linux Desktop Supplementary (v. 5) acroread 8.1.3-1.el5, acroread-plugin 8.1.3-1.el5 Red Hat Enterprise Linux ES version 3 Extras acroread 8.1.3-1, acroread-plugin 8.1.3-1
    +4 more products
    Red Hat Enterprise Linux ES version 4 Extras acroread 8.1.3-1.el4, acroread-plugin 8.1.3-1.el4 Red Hat Enterprise Linux Server Supplementary (v. 5) acroread 8.1.3-1.el5, acroread-plugin 8.1.3-1.el5 Red Hat Enterprise Linux WS version 3 Extras acroread 8.1.3-1, acroread-plugin 8.1.3-1 Red Hat Enterprise Linux WS version 4 Extras acroread 8.1.3-1.el4, acroread-plugin 8.1.3-1.el4
    fixed: vendor fix RHSA-2008:0974

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

11.02% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.