Description
Format string vulnerability in the ws_addarg function in webserver.c in mt-dappd in Firefly Media Server 0.2.4 and earlier allows remote attackers to execute arbitrary code via a stats method action to /xml-rpc with format string specifiers in the (1) username or (2) password portion of base64-encoded data on the "Authorization: Basic" HTTP header line.
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 4.0 | mt-daapd | 0.2.4+r1376-1.1+etch1 | DSA-1597-1 |
Advisories 1
- DSA-1597-1 mt-daapd - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-1597 vendor-advisory
- 26310 vdb-entry
- 20071102 [UPH-07-03] Firefly Media Server remote format string vulnerability mailing-list
- 20071102 Re: [UPH-07-03] Firefly Media Server remote format string vulnerability mailing-list
- 28269 third-party-advisory
- firefly-addarg-format-string(38243) vdb-entry
- http://sourceforge.net/project/shownotes.php?group_id=98211&release_id=548679
- http://bugs.gentoo.org/show_bug.cgi?id=200110
- 30661 third-party-advisory
- GLSA-200712-18 vendor-advisory