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NVD / CVE Program· CNA mitre

CVE-2011-3389: The SSL protocol, as used in certain configurations in Microsoft Windows and Microsoft Internet Explorer, Mozilla Firefox, Google Chrome…

MediumCVSS 4.3 · v2.0—Weaponized Fix available

Noroxi assessment

Priority: Plan (action score 40/100)

  • A ready-made attack module is public (Metasploit); exploiting it takes no special expertise.
  • Because a ready-made attack tool exists, priority is at least “Plan”.
  • Probability of exploitation in the next 30 days: 73.3% (FIRST EPSS); higher than 99.4% of all records.
  • Fixed version: bouncycastle (Debian:12) 1.49+dfsg-1; curl (Debian:12) 7.24.0-1; erlang (Debian:12) 1:15.b-dfsg-1.

Add it to your regular patch cycle. Upgrade to bouncycastle (Debian:12) 1.49+dfsg-1; curl (Debian:12) 7.24.0-1; erlang (Debian:12) 1:15.b-dfsg-1 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

The SSL protocol, as used in certain configurations in Microsoft Windows and Microsoft Internet Explorer, Mozilla Firefox, Google Chrome, Opera, and other products, encrypts data by using CBC mode with chained initialization vectors, which allows man-in-the-middle attackers to obtain plaintext HTTP headers via a blockwise chosen-boundary attack (BCBA) on an HTTPS session, in conjunction with JavaScript code that uses (1) the HTML5 WebSocket API, (2) the Java URLConnection API, or (3) the Silverlight WebClient API, aka a "BEAST" attack.

Published
Sep 6, 2011
Updated
Oct 9, 2026
EPSS
73.3% · 99th percentile

Report tools

JSON

Action score

40

Plan

Add it to your regular patch cycle.

CVSS
17 / 40 · 4.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
22 / 30 · 73.3%
Ready-made attack tool
1 / 40 · floor: at least 40

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • Weaponized exploit exists
  • A fix has been released

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2011-3389

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
googlechrome
microsoftinternet explorer
mozillafirefox
operaopera browser
microsoftwindows
siemenssimatic rf68xr firmware
siemenssimatic rf68xr
siemenssimatic rf615r firmware
siemenssimatic rf615r
haxxcurl
redhatenterprise linux desktop
redhatenterprise linux eus

and 5 more

Check your site's encryption

This vulnerability is about certificate validation or weak cryptography. The free SSL checker tests your certificate, enabled TLS versions and weak ciphers.

Run the SSL check

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • canonical ubuntu linux10.04
  • canonical ubuntu linux10.10
  • canonical ubuntu linux11.04
  • canonical ubuntu linux11.10
  • debian debian linux5.0
  • debian debian linux6.0
  • google chromeall versions
  • haxx curl7.10.6 and later · up to 7.23.1 inclusive

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12bouncycastlebefore 1.49+dfsg-11.49+dfsg-1
Debian:12curlbefore 7.24.0-17.24.0-1
Debian:12erlangbefore 1:15.b-dfsg-11:15.b-dfsg-1
Debian:12gnutls28from 0—
Debian:12haskell-tlsfrom 0—
Debian:12lighttpdbefore 1.4.30-11.4.30-1
Debian:12nssbefore 3.13.1.with.ckbi.1.88-13.13.1.with.ckbi.1.88-1
Debian:13poundbefore 2.6-22.6-2
Debian:14asteriskbefore 1:13.7.2~dfsg-11:13.7.2~dfsg-1
Debian:5.0curlbefore 7.18.2-8lenny67.18.2-8lenny6
Debian:5.0lighttpdbefore 1.4.19-5+lenny31.4.19-5+lenny3
Debian:5.0openjdk-6before 6b18-1.8.10-0~lenny26b18-1.8.10-0~lenny2
Debian:6.0curlbefore 7.21.0-2.1+squeeze17.21.0-2.1+squeeze1
Debian:6.0lighttpdbefore 1.4.28-2+squeeze11.4.28-2+squeeze1
Debian:6.0nssbefore 3.12.8-1+squeeze113.12.8-1+squeeze11
Debian:6.0openjdk-6before 6b18-1.8.10-0+squeeze26b18-1.8.10-0+squeeze2
Debian:6.0poundbefore 2.6-1+deb6u12.6-1+deb6u1
openSUSE:Leap 15.1python3before 3.6.10-lp151.6.7.13.6.10-lp151.6.7.1
openSUSE:Leap 15.1python3-basebefore 3.6.10-lp151.6.7.13.6.10-lp151.6.7.1
openSUSE:Tumbleweedfetchmailbefore 6.3.26-13.46.3.26-13.4
openSUSE:Tumbleweedmozilla-nssbefore 3.26.2-1.13.26.2-1.1
openSUSE:Tumbleweedpythonbefore 2.7.18-8.12.7.18-8.1
openSUSE:Tumbleweedpython-basebefore 2.7.12-1.42.7.12-1.4
openSUSE:Tumbleweedpython310before 3.10.0rc1-4.23.10.0rc1-4.2

+96

Other highest-scoring records for the same primary product.

  • CVE-2023-4863Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of…KEV
    95Now
  • CVE-2021-21224Type confusion in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker to execute arbitrary code inside a sandbox via a…KEV
    90Now
  • CVE-2018-17463Incorrect side effect annotation in V8 in Google Chrome prior to 70.0.3538.64 allowed a remote attacker to execute arbitrary code inside a…KEV
    90Now

Published before and after this one in the same product

  • ← EarlierCVE-2011-2829Aug 29, 2011 · Integer overflow in Google Chrome before 13.0.782.215 on 32-bit platforms allows remote attackers to cause a denial of service or possibly…
    30Monitor
  • ← EarlierCVE-2011-2839Aug 29, 2011 · The PDF implementation in Google Chrome before 13.0.782.215 on Linux does not properly use the memset library function, which allows remote…
    30Monitor
  • Later →CVE-2011-2834Sep 19, 2011 · Double free vulnerability in libxml2, as used in Google Chrome before 14.0.835.163, allows remote attackers to cause a denial of service or…
    28Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
debian:asterisk1:13.7.2~dfsg-1 · Debian:14Package registry (OSV)
debian:bouncycastle1.49+dfsg-1 · Debian:12Package registry (OSV)
debian:curl7.24.0-1 · Debian:12Package registry (OSV)
debian:erlang1:15.b-dfsg-1 · Debian:12Package registry (OSV)
debian:lighttpd1.4.30-1 · Debian:12Package registry (OSV)
debian:nss3.13.1.with.ckbi.1.88-1 · Debian:12Package registry (OSV)
debian:openjdk-66b18-1.8.10-0+squeeze2 · Debian:6.0Package registry (OSV)
debian:pound2.6-2 · Debian:13Package registry (OSV)
opensuse:fetchmail6.3.26-13.4 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:mozilla-nss3.26.2-1.1 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python2.7.18-8.1 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python-base2.7.12-1.4 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python33.6.10-lp151.6.7.1 · openSUSE:Leap 15.1Package registry (OSV)
opensuse:python3-base3.6.10-lp151.6.7.1 · openSUSE:Leap 15.1Package registry (OSV)
opensuse:python3103.10.0rc1-4.2 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python3113.11.0b1-1.1 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python3123.12.0a7-1.1 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python363.6.15-1.1 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python383.8.12-1.2 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:python393.9.7-2.1 · openSUSE:TumbleweedPackage registry (OSV)
red hat:java-1.6.0-openjdk1:1.6.0.0-1.23.1.9.10.el5_7 · Red Hat:enterprise_linux:5::clientPackage registry (OSV)
red hat:java-1.6.0-openjdk-debuginfo1:1.6.0.0-1.23.1.9.10.el5_7 · Red Hat:enterprise_linux:5::clientPackage registry (OSV)
red hat:java-1.6.0-openjdk-demo1:1.6.0.0-1.23.1.9.10.el5_7 · Red Hat:enterprise_linux:5::clientPackage registry (OSV)
red hat:java-1.6.0-openjdk-devel1:1.6.0.0-1.23.1.9.10.el5_7 · Red Hat:enterprise_linux:5::clientPackage registry (OSV)
red hat:java-1.6.0-openjdk-javadoc1:1.6.0.0-1.23.1.9.10.el5_7 · Red Hat:enterprise_linux:5::clientPackage registry (OSV)
red hat:java-1.6.0-openjdk-src1:1.6.0.0-1.23.1.9.10.el5_7 · Red Hat:enterprise_linux:5::clientPackage registry (OSV)
red hat:java-1.6.0-sun1:1.6.0.29-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-demo1:1.6.0.29-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-devel1:1.6.0.29-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-jdbc1:1.6.0.29-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)

+6

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Proof-of-concept repository on GitHub ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Metasploit moduleauxiliary/scanner/ssl/ssl_versionSSL/TLS Version Detectionauxiliary2014-10-14
Proof-of-concept repository on GitHubstars:802015-03-28

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Published
  2. Metasploit+1133 d
  3. First PoC+1298 d
  4. TodayNov 15, 2026+5548 d

Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Not on record for this CVE: EPSS history · patch commit or PR link · researcher credit · variant or chain candidate.

Technical details

Attack conditions

    If successful

    Confidentiality
    P · data can be read
    Integrity
    none
    Availability
    none
    Attack complexity
    M
    Confidentiality impact
    P
    Integrity impact
    None
    Availability impact
    None

    CVSS vector

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

    nvd-primary

    Attack context

    MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

    References

    All records