openssl: remote DTLS server DoS introduced in the CVE-2011-4108 fix
Published Jan 19, 2012
5.0
MEDIUMCVSS 2.0
EPSS 13.69%
Description
OpenSSL 0.9.8s and 1.0.0f does not properly support DTLS applications, which allows remote attackers to cause a denial of service (crash) via unspecified vectors related to an out-of-bounds read. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-4108.
Affected products
No data.
No data.
Red Hat Enterprise Linux 4
openssl
Not affected
Red Hat Enterprise Linux 4
openssl096b
Not affected
Red Hat Enterprise Linux 5
openssl
Not affected
Red Hat Enterprise Linux 5
openssl097a
Not affected
Red Hat Enterprise Linux 6
openssl
Not affected
Red Hat Enterprise Linux 6
openssl098e
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | openssl | Not affected | n/a |
| Red Hat Enterprise Linux 4 | openssl096b | Not affected | n/a |
| Red Hat Enterprise Linux 5 | openssl | Not affected | n/a |
| Red Hat Enterprise Linux 5 | openssl097a | Not affected | n/a |
| Red Hat Enterprise Linux 6 | openssl | Not affected | n/a |
| Red Hat Enterprise Linux 6 | openssl098e | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of openssl as shipped with Red Hat Enterprise Linux 3, 4, 5, and 6.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 13.69% (0.13691) | 96.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 13.86% (0.13856) | 96.04th | v5 (v2026.06.15) |
| Jan 9, 2026 | 3.26% (0.03261) | 86.77th | v4 (v2025.03.14) |
| Dec 11, 2025 | 1.75% (0.01752) | 82.06th | v4 (v2025.03.14) |
| Dec 7, 2025 | 4.21% (0.04209) | 88.32th | v4 (v2025.03.14) |
| Jun 25, 2025 | 2.01% (0.02010) | 82.87th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.15% (0.03148) | 85.72th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.96% (0.10963) | 88.98th | v4 (v2025.03.14) |
| Mar 21, 2025 | 3.15% (0.03148) | 85.80th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.11% (0.02108) | 82.90th | v4 (v2025.03.14) |
| Dec 12, 2024 | 14.49% (0.14494) | 95.96th | v3 (v2023.03.01) |
| Jun 16, 2023 | 14.49% (0.14494) | 94.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 46.45% (0.46445) | 96.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.56% (0.07559) | 92.87th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.56% (0.07559) | 92.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.56% (0.07559) | 81.11th | v2 (v2022.01.01) |
References (22)
- http://aix.software.ibm.com/aix/efixes/security/openssl_advisory3.asc x_refsource_CONFIRM
- http://h20565.www2.hp.com/portal/site/hpsc/public/kb/docDisplay/?docId=emr_na-c03169289 vendor-advisoryx_refsource_HP
- http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html vendor-advisoryx_refsource_APPLE
- http://marc.info/?l=bugtraq&m=133951357207000&w=2 vendor-advisoryx_refsource_HP
- http://marc.info/?l=bugtraq&m=134039053214295&w=2 vendor-advisoryx_refsource_HP
- http://osvdb.org/78320 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/47631 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/47677 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/47755 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48528 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/57353 third-party-advisoryx_refsource_SECUNIA
- http://support.apple.com/kb/HT5784 x_refsource_CONFIRM
- http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564 x_refsource_CONFIRM
- http://www.debian.org/security/2012/dsa-2392 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:011 vendor-advisoryx_refsource_MANDRIVA
- http://www.openssl.org/news/secadv_20120118.txt x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/51563 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1026548 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2012-0050 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=782795 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-0050
- https://www.cve.org/CVERecord?id=CVE-2012-0050
Change history (0)
No recorded changes yet.