Buffer overflow in Digium Asterisk
CVE-2011-0495
Stack-based buffer overflow in the ast_uri_encode function in main/utils.c in Asterisk Open Source before 1.4.38.1, 1.4.39.1, 1.6.1.21, 1.6.2.15.1, 1.6.2.16.1, 1.8.1.2, 1.8.2.; and Business Edition before C.3.6.2; when running in pedantic mode allows remote authenticated users to execute arbitrary code via crafted caller ID data in vectors involving the (1) SIP channel driver, (2) URIENCODE dialplan function, or (3) AGI dialplan function.
Vulnerability class: Buffer Overflow
EPSS: 0.042 (89.9th percentile) — read the EPSS interpretation.
Affected products
- Digium Asterisk
- Digium Asterisknow — versions 1.5
- Digium S800i
- Digium S800i_firmware — versions 1.2.0
- Debian Debian_linux — versions 6.0
- Fedoraproject Fedora — versions 13, 14
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Permissions Required, vdb-entry, x_refsource_VUPEN)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- cve@mitre.org (Permissions Required, vdb-entry, x_refsource_VUPEN)
- cve@mitre.org (x_refsource_OSVDB, vdb-entry, Broken Link)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (Permissions Required, vdb-entry, x_refsource_VUPEN)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)