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Fencer Vulns
medium 5.0

CVE-2009-0547 json

Evolution 2.22.3.1 checks S/MIME signatures against a copy of the e-mail text within a signed-data blob, not the copy of the e-mail text di…

published 2009-02-12 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-0551

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

Evolution 2.22.3.1 checks S/MIME signatures against a copy of the e-mail text within a signed-data blob, not the copy of the e-mail text displayed to the user, which allows remote attackers to spoof a signature by modifying the latter copy, a different vulnerability than CVE-2008-5077.

Patch / fix

  • evolution-data-server Debian 14, Debian 13, Debian 12 2.24.5-2

debian advisories DEBIAN-CVE-2009-0547

  • evolution RHEL 4 2.0.2-41.el4_7.2
  • evolution-data-server RHEL 4 1.0.2-14.el4_7.1
  • evolution-data-server RHEL 5 1.12.3-10.el5_3.3
  • evolution28-evolution-data-server RHEL 4 1.8.0-37.el4_7.2

red hat advisories RHSA-2009:0355RHSA-2009:0354

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-2009-0547 updated cvss 5.0

evolution-data-server: S/MIME signatures are considered to be valid even for modified messages (MITM)

  • Red Hat Enterprise Linux (v. 5 server) evolution-data-server 1.12.3-10.el5_3.3
    fixed: vendor fix RHSA-2009:0354
  • Red Hat Enterprise Linux AS version 4 evolution 2.0.2-41.el4_7.2, evolution-data-server 1.0.2-14.el4_7.1, evolution28-evolution-data-server 1.8.0-37.el4_7.2
    fixed: vendor fix RHSA-2009:0355
  • Red Hat Enterprise Linux Desktop (v. 5 client) evolution-data-server 1.12.3-10.el5_3.3
    fixed: vendor fix RHSA-2009:0354
  • Red Hat Enterprise Linux Desktop version 4 evolution 2.0.2-41.el4_7.2, evolution-data-server 1.0.2-14.el4_7.1, evolution28-evolution-data-server 1.8.0-37.el4_7.2
    fixed: vendor fix RHSA-2009:0355
  • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) evolution-data-server 1.12.3-10.el5_3.3
    fixed: vendor fix RHSA-2009:0354
  • Red Hat Enterprise Linux ES version 4 evolution 2.0.2-41.el4_7.2, evolution-data-server 1.0.2-14.el4_7.1, evolution28-evolution-data-server 1.8.0-37.el4_7.2 Red Hat Enterprise Linux WS version 4 evolution 2.0.2-41.el4_7.2, evolution-data-server 1.0.2-14.el4_7.1, evolution28-evolution-data-server 1.8.0-37.el4_7.2
    fixed: vendor fix RHSA-2009:0355

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

2.22% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

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

Classification

Weakness

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.