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CVE-2009-3897

17
FAUCET Score

CVE-2009-3897 describes a vulnerability in Dovecot 1.2.x before 1.2.8, where insecure 0777 permissions are set on certain directories during installation. This misconfiguration allows local users to gain unauthorized access to arbitrary user accounts by replacing the authentication socket. The vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, potentially leading to high confidentiality impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.2.0, < 1.2.8CPE matchmatch criteria
cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 86th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: dovecot

Vendor Advisories (1)

redhatCVE-2009-3897Low

dovecot: Insecure permissions set for certain directories at installation time

Nov 20, 2009

References

lists.opensuse.org / opensuse-security-announce/2010-01/msg00007.html
Mailing List
marc.info
Mailing ListPatch
marc.info
Mailing List
marc.info
Mailing ListPatch
marc.info
Mailing List
secunia.com / advisories/37443
Broken LinkVendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/54363
Third Party AdvisoryVDB Entry
dovecot.org / list/dovecot-news/2009-November/000143.html
Mailing ListPatchVendor Advisory
mandriva.com / security/advisories
Not Applicable
osvdb.org / 60316
Broken Link
securityfocus.com / bid/37084
Broken LinkPatchThird Party AdvisoryVDB Entry
vupen.com / english/advisories/2009/3306
PatchPermissions RequiredVendor Advisory