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-2011-4108

25
FAUCET Score

CVE-2011-4108 describes a padding oracle vulnerability in the DTLS implementation of OpenSSL versions prior to 0.9.8s and 1.0.0f. This flaw allows remote attackers to potentially recover plaintext due to a flawed MAC check that only occurs after padding validation. With a CVSS score of 4.3 (medium severity), this vulnerability has a network attack vector and medium attack complexity, leading to a potential compromise of confidentiality. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.9.8rCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*
0.9.1cCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.1c:*:*:*:*:*:*:*
0.9.2bCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.2b:*:*:*:*:*:*:*
0.9.4CPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.4:*:*:*:*:*:*:*
0.9.5CPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
15.76%
Probability of exploitation in next 30 days
EPSS Percentile
96.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1576 is in the 97th percentile among its peer group of 19,956 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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

Patch Available

Vendor Patches (6)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: openssl-0:0.9.8e-20.el5_7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssl-0:1.0.0-20.el6_2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 5.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 6.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 1.0
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssl098e

Vendor Advisories (1)

redhatCVE-2011-4108Moderate

openssl: DTLS plaintext recovery attack

Jan 4, 2012

References

aix.software.ibm.com / aix/efixes/security/openssl_advisory3.asc
h20000.www2.hp.com / bizsupport/TechSupport/Document.jsp
lists.apple.com / archives/security-announce/2013/Jun/msg00000.html
lists.fedoraproject.org / pipermail/package-announce/2012-November/092905.html
lists.opensuse.org / opensuse-security-announce/2012-01/msg00017.html
lists.opensuse.org / opensuse-security-announce/2012-01/msg00018.html
lists.opensuse.org / opensuse-security-announce/2014-03/msg00001.html
marc.info
marc.info
marc.info
rhn.redhat.com / errata/RHSA-2012-1306.html
rhn.redhat.com / errata/RHSA-2012-1307.html
rhn.redhat.com / errata/RHSA-2012-1308.html
secunia.com / advisories/48528
secunia.com / advisories/57260
secunia.com / advisories/57353
security.paloaltonetworks.com / CVE-2011-4108
support.apple.com / kb/HT5784
www-01.ibm.com / support/docview.wss
debian.org / security/2012/dsa-2390
isg.rhul.ac.uk / ~kp/dtls.pdf
kb.cert.org / vuls/id/737740
US Government Resource
mandriva.com / security/advisories
mandriva.com / security/advisories
openssl.org / news/secadv_20120104.txt
Vendor Advisory