Description
Asterisk 1.2.10 supports the use of client-controlled variables to determine filenames in the Record function, which allows remote attackers to (1) execute code via format string specifiers or (2) overwrite files via directory traversals involving unspecified vectors, as demonstrated by the CALLERIDNAME variable.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | asterisk | 1:1.2.11.dfsg-1 | — |
References
- asterisk-record-code-execution(28544) vdb-entry
- ADV-2006-3372 vdb-entry
- GLSA-200610-15 vendor-advisory
- asterisk-record-directory-traversal(28564) vdb-entry
- http://labs.musecurity.com/advisories/MU-200608-01.txt
- 22651 third-party-advisory
- 19683 vdb-entry
- 1016742 vdb-entry
- 20060825 Multiple Vulnerabilities in Asterisk 1.2.10 (Fixed in 1.2.11) mailing-list
- http://www.sineapps.com/news.php?rssid=1448