HIGH
Unspecified vulnerability in the SIP channel driver (channels/chan_sip.c) in Asterisk 1.2.x before 1.2.13 and 1.4.x before 1.4.0-beta3 allows remote attackers to cause a denial of service (resource consumption) via unspecified vectors that result in the creation of "a real pvt structure" that uses more resources than necessary
Published Oct 23, 2006
7.8
HIGHCVSS 2.0
EPSS 3.65%
Description
Unspecified vulnerability in the SIP channel driver (channels/chan_sip.c) in Asterisk 1.2.x before 1.2.13 and 1.4.x before 1.4.0-beta3 allows remote attackers to cause a denial of service (resource consumption) via unspecified vectors that result in the creation of "a real pvt structure" that uses more resources than necessary.
Affected products
No data.
OR
- 1.2.0_beta1
- 1.2.0_beta2
- 1.2.6
- 1.2.7
- 1.2.8
- 1.2.9
- 1.2.10
- 1.2.11
- 1.2.12
- 1.2.12.1
- 1.4.0
- 1.4.0_beta1
- 1.4.0_beta2
No data.
No Red Hat product state for this CVE.
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.
7.8 HIGH NVD
AV:N/AC:L/Au:N/C:N/I:N/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.65% 0.03648
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03648
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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.65% (0.03648) | 89.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.35% (0.03346) | 87.06th | v5 (v2026.06.15) |
| Nov 16, 2025 | 10.03% (0.10034) | 92.75th | v4 (v2025.03.14) |
| Apr 19, 2025 | 7.64% (0.07644) | 91.39th | v4 (v2025.03.14) |
| Mar 30, 2025 | 11.37% (0.11367) | 92.92th | v4 (v2025.03.14) |
| Mar 29, 2025 | 21.37% (0.21369) | 92.98th | v4 (v2025.03.14) |
| Mar 19, 2025 | 11.37% (0.11367) | 92.66th | v4 (v2025.03.14) |
| Mar 17, 2025 | 13.23% (0.13226) | 93.59th | v4 (v2025.03.14) |
| Dec 12, 2024 | 84.21% (0.84214) | 98.60th | v3 (v2023.03.01) |
| Dec 19, 2023 | 84.21% (0.84214) | 98.18th | v3 (v2023.03.01) |
| Oct 4, 2023 | 85.30% (0.85301) | 98.14th | v3 (v2023.03.01) |
| Aug 27, 2023 | 86.78% (0.86782) | 98.17th | v3 (v2023.03.01) |
| Jul 20, 2023 | 86.34% (0.86340) | 98.10th | v3 (v2023.03.01) |
| Jun 12, 2023 | 86.72% (0.86724) | 98.09th | v3 (v2023.03.01) |
| Mar 27, 2023 | 86.45% (0.86446) | 97.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 87.63% (0.87634) | 98.00th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (12)
- http://ftp.digium.com/pub/asterisk/releases/ChangeLog-1.2.13 x_refsource_CONFIRMPatch
- http://secunia.com/advisories/22651 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/22979 third-party-advisoryx_refsource_SECUNIA
- http://www.asterisk.org/node/109 x_refsource_CONFIRMPatch
- http://www.asterisk.org/node/110 x_refsource_CONFIRMPatch
- http://www.gentoo.org/security/en/glsa/glsa-200610-15.xml vendor-advisoryx_refsource_GENTOO
- http://www.novell.com/linux/security/advisories/2006_69_asterisk.html vendor-advisoryx_refsource_SUSE
- http://www.osvdb.org/29973 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/archive/1/449183/100/0/threaded vendor-advisoryx_refsource_OPENPKG
- http://www.securityfocus.com/bid/20835 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2006/4098 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29664 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://ftp.digium.com/pub/asterisk/releases/ChangeLog-1.2.13 | x_refsource_CONFIRMPatch | |
| http://secunia.com/advisories/22651 | third-party-advisoryx_refsource_SECUNIA | |
| http://secunia.com/advisories/22979 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.asterisk.org/node/109 | x_refsource_CONFIRMPatch | |
| http://www.asterisk.org/node/110 | x_refsource_CONFIRMPatch | |
| http://www.gentoo.org/security/en/glsa/glsa-200610-15.xml | vendor-advisoryx_refsource_GENTOO | |
| http://www.novell.com/linux/security/advisories/2006_69_asterisk.html | vendor-advisoryx_refsource_SUSE | |
| http://www.osvdb.org/29973 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/archive/1/449183/100/0/threaded | vendor-advisoryx_refsource_OPENPKG | |
| http://www.securityfocus.com/bid/20835 | vdb-entryx_refsource_BID | |
| http://www.vupen.com/english/advisories/2006/4098 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/29664 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 23, 2006
Updated Aug 7, 2024
Reserved Oct 23, 2006
Link CVE-2006-5445
CISA Vulnrichment
Updated n/a