What’s Vulnerable › Vulnerabilities

CVE-2014-4048

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-06-17 · updated 2026-06-17

Description

The PJSIP Channel Driver in Asterisk Open Source before 12.3.1 allows remote attackers to cause a denial of service (deadlock) by terminating a subscription request before it is complete, which triggers a SIP transaction timeout.

Affected products

• Digium Asterisk: through 12.3.0; 12.0.0, 12.1.0, 12.1.0-rc1, 12.1.0-rc2, 12.1.0-rc3, 12.1.1 (+6)

References

• http://downloads.asterisk.org/pub/security/AST-2014-008.html
• http://packetstormsecurity.com/files/127090/Asterisk-Project-Security-Advisory-AST-2014-008.html
• http://www.securityfocus.com/archive/1/532416/100/0/threaded
• http://downloads.asterisk.org/pub/security/AST-2014-008.html
• http://packetstormsecurity.com/files/127090/Asterisk-Project-Security-Advisory-AST-2014-008.html
• http://www.securityfocus.com/archive/1/532416/100/0/threaded

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