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Fencer Vulns
medium 4.3

CVE-2009-2979 json

Adobe Reader and Acrobat 9.x before 9.2, 8.x before 8.1.7, and possibly 7.x through 7.1.4 do not properly perform XMP-XML entity expansion,…

published 2009-10-19 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-2964

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.2%
EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

Adobe Reader and Acrobat 9.x before 9.2, 8.x before 8.1.7, and possibly 7.x through 7.1.4 do not properly perform XMP-XML entity expansion, which allows remote attackers to cause a denial of service via a crafted document.

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-2009-2979 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

Exploit prediction

3.21% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

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.