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Fencer Vulns
medium 5.0

CVE-2009-3431 json

Stack consumption vulnerability in Adobe Reader and Acrobat 9.1.3, 9.1.2, 9.1.1, and earlier 9.x versions; 8.1.6 and earlier 8.x versions;…

published 2009-09-25 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3413

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
22.0%
EPSS 22.0% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

Stack consumption vulnerability in Adobe Reader and Acrobat 9.1.3, 9.1.2, 9.1.1, and earlier 9.x versions; 8.1.6 and earlier 8.x versions; and possibly 7.1.4 and earlier 7.x versions allows remote attackers to cause a denial of service (application crash) via a PDF file with a large number of [ (open square bracket) characters in the argument to the alert method. NOTE: some of these details are obtained from third party information.

Patch / fix

  • acroread RHEL 3 EXTRAS 8.1.7-1
  • acroread RHEL 4 EXTRAS 8.1.7-1.el4
  • acroread RHEL 5 EXTRAS 8.1.7-1.el5
  • acroread-plugin RHEL 3 EXTRAS 8.1.7-1
  • acroread-plugin RHEL 4 EXTRAS 8.1.7-1.el4
  • acroread-plugin RHEL 5 EXTRAS 8.1.7-1.el5

red hat advisories RHSA-2009:1499

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-2009-3431 updated cvss 4.3

acroread: Multiple DoS fixes in 8.1.7 (APSB09-15)

  • Red Hat Desktop version 3 Extras acroread 8.1.7-1, acroread-plugin 8.1.7-1 Red Hat Desktop version 4 Extras acroread 8.1.7-1.el4, acroread-plugin 8.1.7-1.el4 Red Hat Enterprise Linux AS version 3 Extras acroread 8.1.7-1, acroread-plugin 8.1.7-1 Red Hat Enterprise Linux AS version 4 Extras acroread 8.1.7-1.el4, acroread-plugin 8.1.7-1.el4 Red Hat Enterprise Linux Desktop Supplementary (v. 5) acroread 8.1.7-1.el5, acroread-plugin 8.1.7-1.el5 Red Hat Enterprise Linux ES version 3 Extras acroread 8.1.7-1, acroread-plugin 8.1.7-1
    +4 more products
    Red Hat Enterprise Linux ES version 4 Extras acroread 8.1.7-1.el4, acroread-plugin 8.1.7-1.el4 Red Hat Enterprise Linux Server Supplementary (v. 5) acroread 8.1.7-1.el5, acroread-plugin 8.1.7-1.el5 Red Hat Enterprise Linux WS version 3 Extras acroread 8.1.7-1, acroread-plugin 8.1.7-1 Red Hat Enterprise Linux WS version 4 Extras acroread 8.1.7-1.el4, acroread-plugin 8.1.7-1.el4
    fixed: vendor fix RHSA-2009:1499

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

Timeline

  1. First public exploit (EDB-33017)
  2. Published

Exploit prediction

21.98% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-33017 Adobe Acrobat 9.1.3 - Stack Exhaustion Denial of Service dos, 2009-05-29
  • securityfocus.com http://www.securityfocus.com/bid/35148 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.