Description
Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows remote attackers to cause a denial of service (crash) via authentication attempts involving (1) an unknown user or (2) a user using hostname matching.
CVSS Metrics
- Vector
- AV:N/AC:M/Au:N/C:N/I:N/A:P
- Access Vector
- network
- Access Cmplx
- medium
- Auth
- none
- Confidentiality
- none
- Integrity
- none
- Availability
- partial
- Weaknesses
- CWE-287
Metadata
- Primary Vendor
- ASTERISK
- Published
- 12/17/2008
- Last Modified
- 4/9/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
asterisk : asterisk_business_editionasterisk : asterisk_business_editionasterisk : asterisk_business_editionasterisk : asterisk_business_editionasterisk : asterisk_business_editionasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_sourceasterisk : open_source
AI-Powered Remediation
Generate remediation guidance or a C-suite brief for this vulnerability.