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Fencer Vulns
high 7.5

CVE-2008-6603 json

MoinMoin Access Restrictions Bypassed due to improper ACL enforcement

published 2009-04-03 17 y ago modified 2026-07-02 4 mo ago also GHSA-wc8w-gh5m-62fv , PYSEC-2009-13 , EUVD-2009-0009

cvss
7.5
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

MoinMoin 1.6.2 and 1.7 does not properly enforce ACL checks when acl_hierarchic is set to True, which might allow remote attackers to bypass intended access restrictions, a different vulnerability than CVE-2008-1937.

Patch / fix

  • pypi moin 1.6.3, 1.7.1

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-2008-6603 updated

moin: incorrect processing of hierarchic ACLs

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

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

1.65% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • hg.moinmo.in http://hg.moinmo.in/moin/1.6/rev/543ae9bdbe26 referenced PoC, tagged "exploit" by a source, unverified
  • hg.moinmo.in http://hg.moinmo.in/moin/1.7/rev/88356b3f849a referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
pypi moin
<1.6.3
>=1.7, <1.7.1
1.6.3
1.7.1

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
  • CWE-284 Improper Access Control

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.