Buffer overflow in lib/silcclient/client_notify.c of SILC Client and SILC Toolkit before 1.1.2 allows remote attackers to cause a denial of service via "NICK_CHANGE" notifications
Published Jul 12, 2007
5.0
MEDIUMCVSS 2.0
EPSS 2.75%
Description
Buffer overflow in lib/silcclient/client_notify.c of SILC Client and SILC Toolkit before 1.1.2 allows remote attackers to cause a denial of service via "NICK_CHANGE" notifications.
Affected products
No data.
- 1.1.1
- 1.1.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. libsilc was not shipped with Enterprise Linux 2.1 or 3. This issue did not affect the versions of libsilc as shipped with Red Hat Enterprise Linux 4 or 5.
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.75% (0.02752) | 85.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.75% (0.02752) | 84.24th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.51% (0.01506) | 79.87th | v4 (v2025.03.14) |
| Dec 12, 2024 | 4.69% (0.04688) | 92.94th | v3 (v2023.03.01) |
| Jun 22, 2024 | 3.79% (0.03785) | 91.92th | v3 (v2023.03.01) |
| May 15, 2024 | 5.85% (0.05855) | 93.37th | v3 (v2023.03.01) |
| Apr 7, 2024 | 4.95% (0.04945) | 92.65th | v3 (v2023.03.01) |
| Feb 29, 2024 | 4.79% (0.04792) | 92.50th | v3 (v2023.03.01) |
| Dec 14, 2023 | 4.18% (0.04182) | 91.29th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.91% (0.03910) | 90.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
No CWE recorded.
References (10)
- http://osvdb.org/36730 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/25939 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://silcnet.org/docs/changelog/changes.txt x_refsource_CONFIRM
- http://www.securityfocus.com/bid/24795 vdb-entryx_refsource_BID
- http://www.silcnet.org/docs/release/SILC%20Toolkit%201.1.2 x_refsource_CONFIRM
- http://www.vupen.com/english/advisories/2007/2454 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2007-3728 Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35281 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2007-3728
- https://www.cve.org/CVERecord?id=CVE-2007-3728
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/36730 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/25939 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://silcnet.org/docs/changelog/changes.txt | x_refsource_CONFIRM | |
| http://www.securityfocus.com/bid/24795 | vdb-entryx_refsource_BID | |
| http://www.silcnet.org/docs/release/SILC%20Toolkit%201.1.2 | x_refsource_CONFIRM | |
| http://www.vupen.com/english/advisories/2007/2454 | vdb-entryx_refsource_VUPEN | |
| https://access.redhat.com/security/cve/CVE-2007-3728 | Vendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/35281 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2007-3728 | ||
| https://www.cve.org/CVERecord?id=CVE-2007-3728 |
Change history (0)
No recorded changes yet.