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Fencer Vulns
low 2.6

CVE-2006-0898 json

Crypt::CBC Perl module 2.16 and earlier, when running in RandomIV mode, uses an initialization vector (IV) of 8 bytes, which results in wea…

published 2006-02-25 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-0902

cvss
2.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

Crypt::CBC Perl module 2.16 and earlier, when running in RandomIV mode, uses an initialization vector (IV) of 8 bytes, which results in weaker encryption when used with a cipher that requires a larger block size than 8 bytes, such as Rijndael.

Patch / fix

  • libcrypt-cbc-perl Debian 14, Debian 13, Debian 12 2.17-1

debian advisories DEBIAN-CVE-2006-0898

  • tomcat5 network satellite 5.1, network satellite 5.0, network satellite 4.2 5.0.30-0jpp_10rh
  • mod_perl network satellite 5.1 2.0.2-12.el4
  • rhn-html network satellite 5.1 5.1.1-7
  • jfreechart network satellite 5.1, network satellite 5.0, network satellite 4.2 0.9.20-3.rhn
  • perl-Crypt-CBC network satellite 5.1, network satellite 5.0 2.24-1.el4
  • jabberd network satellite 4.2 2.0s10-3.37.rhn
  • jabberd network satellite 5.0, network satellite 4.2 2.0s10-3.38.rhn
  • rhn-apache network satellite 4.2 1.3.27-36.rhn.rhel3

red hat advisories RHSA-2008:0630RHSA-2008:0524RHSA-2008:0261

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-2006-0898 updated

perl-Crypt-CBC weaker encryption with some ciphers

  • Red Hat Satellite 5.0 (RHEL v.4 AS) jabberd 2.0s10-3.38.rhn, jfreechart 0.9.20-3.rhn, tomcat5 5.0.30-0jpp_10rh, perl-Crypt-CBC 2.24-1.el4, rhn-modperl 1.29-16.rhel4, openmotif21 2.1.30-11.RHEL4.6, +4 more
    fixed: vendor fix RHSA-2008:0261
  • Red Hat Satellite 5.1 (RHEL v.4 AS) rhn-html 5.1.1-7, mod_perl 2.0.2-12.el4, jfreechart 0.9.20-3.rhn, tomcat5 5.0.30-0jpp_10rh, perl-Crypt-CBC 2.24-1.el4
    fixed: vendor fix RHSA-2008:0630
  • Red Hat Satellite v 4.2 (RHEL v.3 AS) jabberd 2.0s10-3.37.rhn, jfreechart 0.9.20-3.rhn, tomcat5 5.0.30-0jpp_10rh, perl-Crypt-CBC 2.24-1.el3, rhn-modperl 1.29-16.rhel3, openmotif21 2.1.30-9.RHEL3.8, +4 more Red Hat Satellite v 4.2 (RHEL v.4 AS) jabberd 2.0s10-3.38.rhn, jfreechart 0.9.20-3.rhn, tomcat5 5.0.30-0jpp_10rh, perl-Crypt-CBC 2.24-1.el4, rhn-modperl 1.29-16.rhel4, openmotif21 2.1.30-11.RHEL4.6, +4 more
    fixed: vendor fix RHSA-2008:0524

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

1.43% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 2.6 AV:N/AC:H/Au:N/C:P/I:N/A:N

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.