Vulnerability Intelligence Report
CVE-2013-2264
The SIP channel driver in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; Asterisk Business Edition (BE) C.3.x before C.3.8.1; and Asterisk Digiumphones 10.x-digiumphones before 10.12.2-digiumphones exhibits different behavior for invalid INVITE, SUBSCRIBE, and REGISTER transactions depending on whether the user account exists, which allows remote attackers to enumerate account names by (1) reading HTTP status codes, (2) reading additional text in a 403 (aka Forbidden) response, or (3) observing whether certain retransmissions occur.
No Active Exploit Signals
CVSS Base Score
5.0
MEDIUM
EPSS Probability:1.25%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| asterisk | open_source | 1.8.0, 1.8.1, 1.8.1.1, 1.8.1.2, 1.8.2, 1.8.2.1, 1.8.2.2, 1.8.2.3, 1.8.2.4, 1.8.3, 1.8.3.1, 1.8.3.2, 1.8.3.3, 1.8.4, 1.8.4.1, 1.8.4.2, 1.8.4.3, 1.8.4.4, 1.8.5, 1.8.5.0, 1.8.6.0, 1.8.7.0, 1.8.7.1, 1.8.7.2, 1.8.8.0, 1.8.8.1, 1.8.8.2, 1.8.9.0, 1.8.9.1, 1.8.9.2, 1.8.9.3, 1.8.10.0, 1.8.10.1, 1.8.11.0, 1.8.11.1, 1.8.12, 1.8.12.0, 1.8.12.1, 1.8.12.2, 1.8.13.0, 1.8.13.1, 1.8.14.0, 1.8.14.1, 1.8.15.0, 1.8.15.1, 1.8.16.0, 1.8.17.0, 1.8.18.0, 1.8.18.1, 1.8.19.0, 1.8.19.1, 1.8.20.0, 1.8.20.1, 10.0.0, 10.0.1, 10.1.0, 10.1.1, 10.1.2, 10.1.3, 10.2.0, 10.2.1, 10.3.0, 10.3.1, 10.4.0, 10.4.1, 10.4.2, 10.5.0, 10.5.1, 10.5.2, 10.6.0, 10.6.1, 10.7.0, 10.7.1, 10.8.0, 10.9.0, 10.10.0, 10.10.1, 10.11.0, 10.11.1, 10.12.0, 10.12.1, 11.0.0, 11.0.1, 11.0.2, 11.1.0, 11.1.1, 11.1.2, 11.2.0, 11.2.1 |
| asterisk | certified_asterisk | 1.8.15, 1.8.15.0 |
| asterisk | business_edition | c.3.2.2, c.3.3, c.3.3.2 |
| asterisk | digiumphones | 10.0.0, 10.1.0, 10.2.0, 10.3.0, 10.4.0, 10.5.0, 10.6.0, 10.7.0, 10.8.0, 10.9.0, 10.10.0, 10.11.0, 10.12.0, 10.12.1 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.252%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2013-02-20T00:00:00 |
| Published | 2013-03-29T18:00:00 |
| Last Updated | 2024-09-16T17:38:10 |
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