shim: heap-based buffer overflow flaw in IPv6 address parsing
Published Oct 22, 2014
7.5
HIGHCVSS 2.0
EPSS 5.23%
Description
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
Affected products
No data.
No data.
Red Hat Enterprise Linux 7
shim-0:0.7-8.el7_0
Fixed · RHSA-2014:1801
Red Hat Enterprise Linux 7
shim-signed-0:0.7-8.el7_0
Fixed · RHSA-2014:1801
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | shim-0:0.7-8.el7_0 | Fixed | RHSA-2014:1801 |
| Red Hat Enterprise Linux 7 | shim-signed-0:0.7-8.el7_0 | Fixed | RHSA-2014:1801 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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:P/I:P/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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.23% (0.05232) | 92.26th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.23% (0.05232) | 91.42th | v5 (v2026.06.15) |
| Mar 31, 2025 | 5.17% (0.05165) | 88.92th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.90% (0.07899) | 91.22th | v4 (v2025.03.14) |
| Mar 29, 2025 | 6.02% (0.06022) | 84.09th | v4 (v2025.03.14) |
| Mar 17, 2025 | 8.49% (0.08493) | 91.73th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.88% (0.01876) | 88.91th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.03% (0.02026) | 87.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.52% (0.06523) | 91.37th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.52% (0.06523) | 90.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.52% (0.06523) | 78.43th | v2 (v2022.01.01) |
References (8)
- http://rhn.redhat.com/errata/RHSA-2014-1801.html vendor-advisoryx_refsource_REDHATBroken Link
- http://www.openwall.com/lists/oss-security/2014/10/13/4 mailing-listx_refsource_MLISTExploitMailing List
- http://www.securityfocus.com/bid/70409 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2014-3676 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1148231 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/96988 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2014-3676
- https://www.cve.org/CVERecord?id=CVE-2014-3676
| Link | Providers | Tags |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2014-1801.html | vendor-advisoryx_refsource_REDHATBroken Link | |
| http://www.openwall.com/lists/oss-security/2014/10/13/4 | mailing-listx_refsource_MLISTExploitMailing List | |
| http://www.securityfocus.com/bid/70409 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2014-3676 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1148231 | Issue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/96988 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry | |
| https://nvd.nist.gov/vuln/detail/CVE-2014-3676 | ||
| https://www.cve.org/CVERecord?id=CVE-2014-3676 |
Change history (0)
No recorded changes yet.