CVE-2020-35652 is a denial-of-service vulnerability affecting Sangoma Asterisk versions prior to 13.38.0, 16.15.0, 17.9.0, and 18.1.0. A crash can be triggered by a specially crafted SIP message containing a tel-uri in the History-Info or Diversion header. Rated Medium severity (CVSS 6.5), it allows an unauthenticated attacker to cause a denial of service with low attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 13.38.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | ||
>= 14.0, < 16.15.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | ||
>= 17.0, < 17.9.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | ||
>= 18.0, < 18.1.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.