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CVE-2015-6566

21
FAUCET Score

CVE-2015-6566 describes a local privilege escalation vulnerability in Zarafa Collaboration Platform (ZCP) versions prior to 7.2.1, specifically affecting the zarafa-autorespond component. An attacker can exploit this by performing a symlink attack on temporary files, allowing them to gain elevated privileges on affected Fedora and Zarafa systems. With a CVSS score of 8.4 (High), this vulnerability has low attack complexity and can lead to complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, nor are there publicly available exploits in Metasploit or ExploitDB, and it has received no community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 7.2.0CPE matchmatch criteria
cpe:2.3:a:zarafa:zarafa_collaboration_platform:*:*:*:*:*:*:*:*
21CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.4HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.5
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 52nd percentile among its peer group of 3,237 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 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

Remediation records are not available for this CVE.

References

lists.fedoraproject.org / pipermail/package-announce/2015-November/172605.html
download.zarafa.com / community/final/7.2/final-changelog-7.2.txt
Vendor Advisory
jira.zarafa.com / browse/ZCP-13533
jira.zarafa.com / browse/ZCP-13572