CVEvulnerability

CVE-2011-1147

6.8 MEDIUM Published 2011-03-15 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2011-03-15
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-119

Description

Multiple stack-based and heap-based buffer overflows in the (1) decode_open_type and (2) udptl_rx_packet functions in main/udptl.c in Asterisk Open Source 1.4.x before 1.4.39.2, 1.6.1.x before 1.6.1.22, 1.6.2.x before 1.6.2.16.2, and 1.8 before 1.8.2.4; Business Edition C.x.x before C.3.6.3; AsteriskNOW 1.5; and s800i (Asterisk Appliance), when T.38 support is enabled, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted UDPTL packet.

Affected configurations

• digium asterisk 1.4.0 • digium asterisk 1.4.1 • digium asterisk 1.4.2 • digium asterisk 1.4.3 • digium asterisk 1.4.10 • digium asterisk 1.4.10.1 • digium asterisk 1.4.11 • digium asterisk 1.4.12 • digium asterisk 1.4.12.1 • digium asterisk 1.4.13 • digium asterisk 1.4.14 • digium asterisk 1.4.15 • digium asterisk 1.4.16 • digium asterisk 1.4.16.1 • digium asterisk 1.4.16.2 • digium asterisk 1.4.17 • digium asterisk 1.4.18 • digium asterisk 1.4.19 • digium asterisk 1.4.19.1 • digium asterisk 1.4.19.2 • digium asterisk 1.4.20 • digium asterisk 1.4.20.1 • digium asterisk 1.4.21 • digium asterisk 1.4.21.1 • digium asterisk 1.4.21.2 • digium asterisk 1.4.22 • digium asterisk 1.4.22.1 • digium asterisk 1.4.22.2 • digium asterisk 1.4.23 • digium asterisk 1.4.23.1 • digium asterisk 1.4.23.2 • digium asterisk 1.4.24 • digium asterisk 1.4.24.1 • digium asterisk 1.4.25 • digium asterisk 1.4.25.1 • digium asterisk 1.4.26 • digium asterisk 1.4.26.1 • digium asterisk 1.4.26.2 • digium asterisk 1.4.26.3 • digium asterisk 1.4.27 • digium asterisk 1.4.27.1 • digium asterisk 1.4.28 • digium asterisk 1.4.29 • digium asterisk 1.4.29.1 • digium asterisk 1.4.30 • digium asterisk 1.4.31 • digium asterisk 1.4.32 • digium asterisk 1.4.33 • digium asterisk 1.4.33.1 • digium asterisk 1.4.34 • digium asterisk 1.4.35 • digium asterisk 1.4.36 • digium asterisk 1.4.37 • digium asterisk 1.4.38 • digium asterisk 1.4.39 • digium asterisk 1.4.39.1 • digium asterisk 1.6.2.0 • digium asterisk 1.6.2.1 • digium asterisk 1.6.2.2 • digium asterisk 1.6.2.3 … and 52 more

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References