Vulnerability Monitor

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CVE-2011-2529


chan_sip.c in the SIP channel driver in Asterisk Open Source 1.6.x before 1.6.2.18.1 and 1.8.x before 1.8.4.3 does not properly handle '\0' characters in SIP packets, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted packet.


Published

2011-07-06T19:55:03.450

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-119

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0 Yes
Application digium asterisk 1.6.0.1 Yes
Application digium asterisk 1.6.0.2 Yes
Application digium asterisk 1.6.0.3 Yes
Application digium asterisk 1.6.0.3 Yes
Application digium asterisk 1.6.0.4 Yes
Application digium asterisk 1.6.0.5 Yes
Application digium asterisk 1.6.0.6 Yes
Application digium asterisk 1.6.0.7 Yes
Application digium asterisk 1.6.0.8 Yes
Application digium asterisk 1.6.0.9 Yes
Application digium asterisk 1.6.0.10 Yes
Application digium asterisk 1.6.0.11 Yes
Application digium asterisk 1.6.0.11 Yes
Application digium asterisk 1.6.0.11 Yes
Application digium asterisk 1.6.0.12 Yes
Application digium asterisk 1.6.0.13 Yes
Application digium asterisk 1.6.0.14 Yes
Application digium asterisk 1.6.0.14 Yes
Application digium asterisk 1.6.0.15 Yes
Application digium asterisk 1.6.0.16 Yes
Application digium asterisk 1.6.0.16 Yes
Application digium asterisk 1.6.0.16 Yes
Application digium asterisk 1.6.0.17 Yes
Application digium asterisk 1.6.0.18 Yes
Application digium asterisk 1.6.0.18 Yes
Application digium asterisk 1.6.0.18 Yes
Application digium asterisk 1.6.0.18 Yes
Application digium asterisk 1.6.0.19 Yes
Application digium asterisk 1.6.0.20 Yes
Application digium asterisk 1.6.0.21 Yes
Application digium asterisk 1.6.0.21 Yes
Application digium asterisk 1.6.0.22 Yes
Application digium asterisk 1.6.0.23 Yes
Application digium asterisk 1.6.0.24 Yes
Application digium asterisk 1.6.0.25 Yes
Application digium asterisk 1.6.0.26 Yes
Application digium asterisk 1.6.1 Yes
Application digium asterisk 1.6.1 Yes
Application digium asterisk 1.6.1 Yes
Application digium asterisk 1.6.1 Yes
Application digium asterisk 1.6.1 Yes
Application digium asterisk 1.6.1 Yes
Application digium asterisk 1.6.1.0 Yes
Application digium asterisk 1.6.1.0 Yes
Application digium asterisk 1.6.1.0 Yes
Application digium asterisk 1.6.1.0 Yes
Application digium asterisk 1.6.1.0 Yes
Application digium asterisk 1.6.1.1 Yes
Application digium asterisk 1.6.1.2 Yes
Application digium asterisk 1.6.1.3 Yes
Application digium asterisk 1.6.1.4 Yes
Application digium asterisk 1.6.1.5 Yes
Application digium asterisk 1.6.1.5 Yes
Application digium asterisk 1.6.1.6 Yes
Application digium asterisk 1.6.1.7 Yes
Application digium asterisk 1.6.1.7 Yes
Application digium asterisk 1.6.1.8 Yes
Application digium asterisk 1.6.1.9 Yes
Application digium asterisk 1.6.1.10 Yes
Application digium asterisk 1.6.1.10 Yes
Application digium asterisk 1.6.1.10 Yes
Application digium asterisk 1.6.1.10 Yes
Application digium asterisk 1.6.1.11 Yes
Application digium asterisk 1.6.1.12 Yes
Application digium asterisk 1.6.1.12 Yes
Application digium asterisk 1.6.1.13 Yes
Application digium asterisk 1.6.1.13 Yes
Application digium asterisk 1.6.1.14 Yes
Application digium asterisk 1.6.1.15 Yes
Application digium asterisk 1.6.1.16 Yes
Application digium asterisk 1.6.1.17 Yes
Application digium asterisk 1.6.1.18 Yes
Application digium asterisk 1.6.1.18 Yes
Application digium asterisk 1.6.1.18 Yes
Application digium asterisk 1.6.1.19 Yes
Application digium asterisk 1.6.1.19 Yes
Application digium asterisk 1.6.1.19 Yes
Application digium asterisk 1.6.1.19 Yes
Application digium asterisk 1.6.1.20 Yes
Application digium asterisk 1.6.1.20 Yes
Application digium asterisk 1.6.1.20 Yes
Application digium asterisk 1.6.1.21 Yes
Application digium asterisk 1.6.1.22 Yes
Application digium asterisk 1.6.1.23 Yes
Application digium asterisk 1.6.1.24 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.0 Yes
Application digium asterisk 1.6.2.1 Yes
Application digium asterisk 1.6.2.1 Yes
Application digium asterisk 1.6.2.2 Yes
Application digium asterisk 1.6.2.3 Yes
Application digium asterisk 1.6.2.4 Yes
Application digium asterisk 1.6.2.5 Yes
Application digium asterisk 1.6.2.6 Yes
Application digium asterisk 1.6.2.6 Yes
Application digium asterisk 1.6.2.6 Yes
Application digium asterisk 1.6.2.15 Yes
Application digium asterisk 1.6.2.16 Yes
Application digium asterisk 1.6.2.16 Yes
Application digium asterisk 1.6.2.16.1 Yes
Application digium asterisk 1.6.2.16.2 Yes
Application digium asterisk 1.6.2.17 Yes
Application digium asterisk 1.6.2.17 Yes
Application digium asterisk 1.6.2.17 Yes
Application digium asterisk 1.6.2.17 Yes
Application digium asterisk 1.6.2.17.1 Yes
Application digium asterisk 1.6.2.17.2 Yes
Application digium asterisk 1.6.2.17.3 Yes
Application digium asterisk 1.6.2.18 Yes
Application digium asterisk 1.6.2.18 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.0 Yes
Application digium asterisk 1.8.1 Yes
Application digium asterisk 1.8.1 Yes
Application digium asterisk 1.8.1.1 Yes
Application digium asterisk 1.8.1.2 Yes
Application digium asterisk 1.8.2 Yes
Application digium asterisk 1.8.2.1 Yes
Application digium asterisk 1.8.2.2 Yes
Application digium asterisk 1.8.2.3 Yes
Application digium asterisk 1.8.2.4 Yes
Application digium asterisk 1.8.3 Yes
Application digium asterisk 1.8.3 Yes
Application digium asterisk 1.8.3 Yes
Application digium asterisk 1.8.3 Yes
Application digium asterisk 1.8.3.1 Yes
Application digium asterisk 1.8.3.2 Yes
Application digium asterisk 1.8.3.3 Yes
Application digium asterisk 1.8.4 Yes
Application digium asterisk 1.8.4 Yes
Application digium asterisk 1.8.4 Yes
Application digium asterisk 1.8.4 Yes
Application digium asterisk 1.8.4.1 Yes
Application digium asterisk 1.8.4.2 Yes

References