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-2011-3208

25
FAUCET Score

CVE-2011-3208 is a stack-based buffer overflow vulnerability in the split_wildmats function of nntpd.c within the Cyrus IMAP Server (versions before 2.3.17 and 2.4.x before 2.4.11). This flaw allows remote attackers to execute arbitrary code by sending a specially crafted NNTP command. With a CVSS score of 7.5, it is considered highly severe, requiring no authentication and having low attack complexity, potentially leading to partial confidentiality, integrity, and availability compromise. There is no evidence of active exploitation, publicly available exploit code in Metasploit or ExploitDB, nor significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.3.16CPE matchmatch criteria
cpe:2.3:a:cmu:cyrus_imap_server:*:*:*:*:*:*:*:*
2.0.17CPE matchmatch criteria
cpe:2.3:a:cmu:cyrus_imap_server:2.0.17:*:*:*:*:*:*:*
2.1.16CPE matchmatch criteria
cpe:2.3:a:cmu:cyrus_imap_server:2.1.16:*:*:*:*:*:*:*
2.1.17CPE matchmatch criteria
cpe:2.3:a:cmu:cyrus_imap_server:2.1.17:*:*:*:*:*:*:*
2.1.18CPE matchmatch criteria
cpe:2.3:a:cmu:cyrus_imap_server:2.1.18:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.37%
Probability of exploitation in next 30 days
EPSS Percentile
91.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0537 is in the 86th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Patch Available

Vendor Patches (4)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: cyrus-imapd-0:2.2.12-16.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: cyrus-imapd-0:2.3.7-12.el5_7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: cyrus-imapd-0:2.3.16-6.el6_1.3
View patch

Vendor Advisories (1)

redhatCVE-2011-3208Important

cyrus-imapd: nntpd buffer overflow in split_wildmats()

Sep 8, 2011

References

asg.andrew.cmu.edu / archive/message.php
asg.andrew.cmu.edu / archive/message.php
git.cyrusimap.org / cyrus-imapd/commit
Patch
git.cyrusimap.org / cyrus-imapd/commit
Patch
lists.opensuse.org / opensuse-updates/2011-09/msg00019.html
bugzilla.redhat.com / show_bug.cgi
Patch
secunia.com / advisories/45938
Vendor Advisory
secunia.com / advisories/45975
Vendor Advisory
secunia.com / advisories/46064
Vendor Advisory
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/69679
hermes.opensuse.org / messages/11723935
debian.org / security/2011/dsa-2318
mandriva.com / security/advisories
osvdb.org / 75307
redhat.com / support/errata/RHSA-2011-1317.html
securityfocus.com / bid/49534