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TI-2009-00829 Aliases CVE-2009-0871GHSA-v44g-p4wf-wh36

The SIP channel driver in Asterisk Open Source 1.4.22, 1.4.23, and 1.4.23.1; 1.6.0 before…

Priority LOW 22CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
—
Confidentiality · integrity · availability
None · None · Partial
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

The SIP channel driver in Asterisk Open Source 1.4.22, 1.4.23, and 1.4.23.1; 1.6.0 before 1.6.0.6; 1.6.1 before 1.6.1.0-rc2; and Asterisk Business Edition C.2.3, with the pedantic option enabled, allows remote authenticated users to cause a denial of service (crash) via a SIP INVITE request without any headers, which triggers a NULL pointer dereference in the (1) sip_uri_headers_cmp and (2) sip_uri_params_cmp functions.

Why it matters now

EPSS 0.02569 85th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 30

CPEVersionsRoleVendor
cpe:2.3:a:digium:asterisk:1.4.22:*:*:*:*:*:*:*1.4.22VulnerableDigium
cpe:2.3:a:digium:asterisk:1.4.23:*:*:*:*:*:*:*1.4.23VulnerableDigium
cpe:2.3:a:digium:asterisk:1.4.23.1:*:*:*:*:*:*:*1.4.23.1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:*:*:*:*:*:*:*1.6.0VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta1:*:*:*:*:*:*1.6.0 beta1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta2:*:*:*:*:*:*1.6.0 beta2VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta3:*:*:*:*:*:*1.6.0 beta3VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta4:*:*:*:*:*:*1.6.0 beta4VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta5:*:*:*:*:*:*1.6.0 beta5VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta6:*:*:*:*:*:*1.6.0 beta6VulnerableDigium
  • cpe:2.3:a:digium:asterisk:1.4.22:*:*:*:*:*:*:* Versions 1.4.22 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.4.23:*:*:*:*:*:*:* Versions 1.4.23 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.4.23.1:*:*:*:*:*:*:* Versions 1.4.23.1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:*:*:*:*:*:*:* Versions 1.6.0 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta1:*:*:*:*:*:* Versions 1.6.0 beta1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta2:*:*:*:*:*:* Versions 1.6.0 beta2 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta3:*:*:*:*:*:* Versions 1.6.0 beta3 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta4:*:*:*:*:*:* Versions 1.6.0 beta4 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta5:*:*:*:*:*:* Versions 1.6.0 beta5 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta6:*:*:*:*:*:* Versions 1.6.0 beta6 Vulnerable ·Digium
Show 20 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:digium:asterisk:1.6.0:beta7:*:*:*:*:*:*1.6.0 beta7VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta7.1:*:*:*:*:*:*1.6.0 beta7.1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta8:*:*:*:*:*:*1.6.0 beta8VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:beta9:*:*:*:*:*:*1.6.0 beta9VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:rc4:*:*:*:*:*:*1.6.0 rc4VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:rc5:*:*:*:*:*:*1.6.0 rc5VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0:rc6:*:*:*:*:*:*1.6.0 rc6VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0.1:*:*:*:*:*:*:*1.6.0.1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0.2:*:*:*:*:*:*:*1.6.0.2VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0.3:*:*:*:*:*:*:*1.6.0.3VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0.3:rc1:*:*:*:*:*:*1.6.0.3 rc1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0.4:rc1:*:*:*:*:*:*1.6.0.4 rc1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.0.5:*:*:*:*:*:*:*1.6.0.5VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.1:*:*:*:*:*:*:*1.6.1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.1:beta1:*:*:*:*:*:*1.6.1 beta1VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.1:beta2:*:*:*:*:*:*1.6.1 beta2VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.1:beta3:*:*:*:*:*:*1.6.1 beta3VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.1:beta4:*:*:*:*:*:*1.6.1 beta4VulnerableDigium
cpe:2.3:a:digium:asterisk:1.6.1:rc1:*:*:*:*:*:*1.6.1 rc1VulnerableDigium
cpe:2.3:a:digium:asterisk:c.2.3:-:business:*:*:*:*:*c.2.3VulnerableDigium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta7:*:*:*:*:*:* Versions 1.6.0 beta7 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta7.1:*:*:*:*:*:* Versions 1.6.0 beta7.1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta8:*:*:*:*:*:* Versions 1.6.0 beta8 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:beta9:*:*:*:*:*:* Versions 1.6.0 beta9 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:rc4:*:*:*:*:*:* Versions 1.6.0 rc4 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:rc5:*:*:*:*:*:* Versions 1.6.0 rc5 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0:rc6:*:*:*:*:*:* Versions 1.6.0 rc6 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0.1:*:*:*:*:*:*:* Versions 1.6.0.1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0.2:*:*:*:*:*:*:* Versions 1.6.0.2 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0.3:*:*:*:*:*:*:* Versions 1.6.0.3 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0.3:rc1:*:*:*:*:*:* Versions 1.6.0.3 rc1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0.4:rc1:*:*:*:*:*:* Versions 1.6.0.4 rc1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.0.5:*:*:*:*:*:*:* Versions 1.6.0.5 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.1:*:*:*:*:*:*:* Versions 1.6.1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.1:beta1:*:*:*:*:*:* Versions 1.6.1 beta1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.1:beta2:*:*:*:*:*:* Versions 1.6.1 beta2 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.1:beta3:*:*:*:*:*:* Versions 1.6.1 beta3 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.1:beta4:*:*:*:*:*:* Versions 1.6.1 beta4 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:1.6.1:rc1:*:*:*:*:*:* Versions 1.6.1 rc1 Vulnerable ·Digium
  • cpe:2.3:a:digium:asterisk:c.2.3:-:business:*:*:*:*:* Versions c.2.3 Vulnerable ·Digium

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2009-0871
  2. 2026-10-03 Alias added: GHSA-v44g-p4wf-wh36

References

Patch 1

Other 4

  • TI-2006-05256 Integer overflow in the get_input function in the Skinny channel driver (chan_skinny.c)… CVSS 2.0HIGH 7.5
  • TI-2017-12542 An issue was discovered in chan_skinny.c in Asterisk Open Source 13.18.2 and older… CVSS 3.0HIGH 7.5
  • TI-2023-27195 Asterisk susceptible to Denial of Service via DTLS Hello packets during call initiation CVSS 3.1HIGH 7.5
  • TI-2017-13083 An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and… CVSS 3.0HIGH 7.5
  • TI-2019-13459 An issue was discovered in manager.c in Sangoma Asterisk through 13.x, 16.x, 17.x and… CVSS 3.1HIGH 8.8
  • TI-2018-05283 A Buffer Overflow issue was discovered in Asterisk through 13.19.1, 14.x through 14.7.5… CVSS 3.0HIGH 7.5
See all 113 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences