VIR Vulnerability Intelligence Relay

CVE-2013-2264

medium
Published 2013-04-01 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
5.0

Description

The SIP channel driver in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; Asterisk Business Edition (BE) C.3.x before C.3.8.1; and Asterisk Digiumphones 10.x-digiumphones before 10.12.2-digiumphones exhibits different behavior for invalid INVITE, SUBSCRIBE, and REGISTER transactions depending on whether the user account exists, which allows remote attackers to enumerate account names by (1) reading HTTP status codes, (2) reading additional text in a 403 (aka Forbidden) response, or (3) observing whether certain retransmissions occur.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
OSVersionStatusFixed in
debian debianbullseyefixed1:1.8.13.1~dfsg-2
debian debiansidfixed1:1.8.13.1~dfsg-2

Application impact
VendorProductVersionsFixed
asteriskopen_source1.8.0
asteriskopen_source1.8.1
asteriskopen_source1.8.1.1
asteriskopen_source1.8.1.2
asteriskopen_source1.8.2
asteriskopen_source1.8.2.1
asteriskopen_source1.8.2.2
asteriskopen_source1.8.2.3
asteriskopen_source1.8.2.4
asteriskopen_source1.8.3
asteriskopen_source1.8.3.1
asteriskopen_source1.8.3.2
asteriskopen_source1.8.3.3
asteriskopen_source1.8.4
asteriskopen_source1.8.4.1
asteriskopen_source1.8.4.2
asteriskopen_source1.8.4.3
asteriskopen_source1.8.4.4
asteriskopen_source1.8.5
asteriskopen_source1.8.5.0
asteriskopen_source1.8.6.0
asteriskopen_source1.8.7.0
asteriskopen_source1.8.7.1
asteriskopen_source1.8.7.2
asteriskopen_source1.8.8.0
asteriskopen_source1.8.8.1
asteriskopen_source1.8.8.2
asteriskopen_source1.8.9.0
asteriskopen_source1.8.9.1
asteriskopen_source1.8.9.2
asteriskopen_source1.8.9.3
asteriskopen_source1.8.10.0
asteriskopen_source1.8.10.1
asteriskopen_source1.8.11.0
asteriskopen_source1.8.11.1
asteriskopen_source1.8.12
asteriskopen_source1.8.12.0
asteriskopen_source1.8.12.1
asteriskopen_source1.8.12.2
asteriskopen_source1.8.13.0
asteriskopen_source1.8.13.1
asteriskopen_source1.8.14.0
asteriskopen_source1.8.14.1
asteriskopen_source1.8.15.0
asteriskopen_source1.8.15.1
asteriskopen_source1.8.16.0
asteriskopen_source1.8.17.0
asteriskopen_source1.8.18.0
asteriskopen_source1.8.18.1
asteriskopen_source1.8.19.0
asteriskopen_source1.8.19.1
asteriskopen_source1.8.20.0
asteriskopen_source1.8.20.1
asteriskopen_source10.0.0
asteriskopen_source10.0.1
asteriskopen_source10.1.0
asteriskopen_source10.1.1
asteriskopen_source10.1.2
asteriskopen_source10.1.3
asteriskopen_source10.2.0
asteriskopen_source10.2.1
asteriskopen_source10.3.0
asteriskopen_source10.3.1
asteriskopen_source10.4.0
asteriskopen_source10.4.1
asteriskopen_source10.4.2
asteriskopen_source10.5.0
asteriskopen_source10.5.1
asteriskopen_source10.5.2
asteriskopen_source10.6.0
asteriskopen_source10.6.1
asteriskopen_source10.7.0
asteriskopen_source10.7.1
asteriskopen_source10.8.0
asteriskopen_source10.9.0
asteriskopen_source10.10.0
asteriskopen_source10.10.1
asteriskopen_source10.11.0
asteriskopen_source10.11.1
asteriskopen_source10.12.0
asteriskopen_source10.12.1
asteriskopen_source11.0.0
asteriskopen_source11.0.1
asteriskopen_source11.0.2
asteriskopen_source11.1.0
asteriskopen_source11.1.1
asteriskopen_source11.1.2
asteriskopen_source11.2.0
asteriskopen_source11.2.1
asteriskcertified_asterisk1.8.15
asteriskcertified_asterisk1.8.15.0
asteriskbusiness_editionc.3.2.2
asteriskbusiness_editionc.3.3
asteriskbusiness_editionc.3.3.2
asteriskdigiumphones10.0.0
asteriskdigiumphones10.1.0
asteriskdigiumphones10.2.0
asteriskdigiumphones10.3.0
asteriskdigiumphones10.4.0
asteriskdigiumphones10.5.0
asteriskdigiumphones10.6.0
asteriskdigiumphones10.7.0
asteriskdigiumphones10.8.0
asteriskdigiumphones10.9.0
asteriskdigiumphones10.10.0
asteriskdigiumphones10.11.0
asteriskdigiumphones10.12.0
asteriskdigiumphones10.12.1

References

CWEs

CWE-200

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.