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An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur.
Publish Date : 2021-07-30 Last Update Date : 2021-11-28
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CVSS Scores & Vulnerability Types
| CVSS Score |
5.0 |
| Confidentiality Impact |
None
(There is no impact to the confidentiality of the system.) |
| Integrity Impact |
None
(There is no impact to the integrity of the system) |
| Availability Impact |
Partial
(There is reduced performance or interruptions in resource availability.) |
| Access Complexity |
Low
(Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. ) |
| Authentication |
Not required
(Authentication is not required to exploit the vulnerability.) |
| Gained Access |
None |
| Vulnerability Type(s) |
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| CWE ID |
74 |
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Products Affected By CVE-2021-32558
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Number Of Affected Versions By Product
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References For CVE-2021-32558
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Metasploit Modules Related To CVE-2021-32558
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