Asterisk 1.4 before 1.4.1 and 1.2 before 1.2.16 allows remote attackers to cause a denial of service (crash) by sending a Session Initiation Protocol (SIP) packet without a URI and SIP-version header, which results in a NULL pointer dereference
Published Mar 7, 2007
7.8
HIGHCVSS 2.0
EPSS 20.27%
Description
Asterisk 1.4 before 1.4.1 and 1.2 before 1.2.16 allows remote attackers to cause a denial of service (crash) by sending a Session Initiation Protocol (SIP) packet without a URI and SIP-version header, which results in a NULL pointer dereference.
Affected products
No data.
- 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
- 1.2.13
- 1.2.14
- 1.2.15
- 1.2_beta1
- 1.2_beta2
- 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.
AV:N/AC:L/Au:N/C:N/I:N/A:C
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 | 20.27% (0.20274) | 97.40th | v5 (v2026.06.15) |
| Jun 15, 2026 | 20.27% (0.20274) | 97.14th | v5 (v2026.06.15) |
| Mar 30, 2025 | 18.70% (0.18701) | 94.77th | v4 (v2025.03.14) |
| Mar 29, 2025 | 36.85% (0.36853) | 95.63th | v4 (v2025.03.14) |
| Mar 17, 2025 | 18.70% (0.18701) | 94.79th | v4 (v2025.03.14) |
| Dec 12, 2024 | 95.66% (0.95656) | 99.49th | v3 (v2023.03.01) |
| May 2, 2024 | 95.12% (0.95119) | 99.30th | v3 (v2023.03.01) |
| Jan 8, 2024 | 95.09% (0.95093) | 99.14th | v3 (v2023.03.01) |
| Dec 1, 2023 | 96.45% (0.96454) | 99.46th | v3 (v2023.03.01) |
| Aug 8, 2023 | 96.58% (0.96576) | 99.43th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.66% (0.96664) | 99.35th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.57% (0.12567) | 95.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.57% (0.12567) | 95.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.57% (0.12567) | 90.03th | v2 (v2022.01.01) |
No CWE recorded.
References (15)
- http://asterisk.org/node/48319 x_refsource_CONFIRM
- http://asterisk.org/node/48320 x_refsource_CONFIRM
- http://labs.musecurity.com/advisories/MU-200703-01.txt x_refsource_MISC
- http://secunia.com/advisories/24380 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/24578 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/25582 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://security.gentoo.org/glsa/glsa-200703-14.xml vendor-advisoryx_refsource_GENTOO
- http://www.debian.org/security/2007/dsa-1358 vendor-advisoryx_refsource_DEBIAN
- http://www.kb.cert.org/vuls/id/228032 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.novell.com/linux/security/advisories/2007_34_asterisk.html vendor-advisoryx_refsource_SUSE
- http://www.osvdb.org/33888 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/22838 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1017723 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2007/0830 vdb-entryx_refsource_VUPENVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/32830 vdb-entryx_refsource_XF
Change history (0)
No recorded changes yet.