Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-4983

15
FAUCET Score

CVE-2016-4983 describes a vulnerability in the dovecot RPM's postinstall script, allowing local users to read newly created SSL/TLS key files. This low-severity vulnerability (CVSS 3.3) has a local attack vector with low complexity, potentially leading to limited confidentiality impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:dovecot:dovecot:-:*:*:*:*:*:*:*
42.1CPE matchmatch criteria
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
42.2CPE matchmatch criteria
cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*
13.2CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:4.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

3.3LOW

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
32.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 88th percentile among its peer group of 1,509 CVEs.

Social Chatter

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

Remediation

Vendor Patches (4)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: dovecot
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: dovecot
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: dovecot
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: dovecot

Vendor Advisories (1)

redhatCVE-2016-4983Low

dovecot insecure SSL/TLS key and certificate file creation

Jun 13, 2016

References

lists.opensuse.org / opensuse-updates/2016-11/msg00096.html
Mailing ListThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
ExploitIssue TrackingThird Party Advisory
bugzilla.suse.com / show_bug.cgi
ExploitIssue TrackingThird Party Advisory