| Name | CVE-2006-6772 |
| Description | Format string vulnerability in the inputAnswer function in file.c in w3m before 0.5.2, when run with the dump or backend option, allows remote attackers to execute arbitrary code via format string specifiers in the Common Name (CN) field of an SSL certificate associated with an https URL. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 404564 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| w3m (PTS) | jessie, jessie (lts) | 0.5.3-19+deb8u4 | fixed |
| stretch (lts), stretch | 0.5.3-34+deb9u2 | fixed |
| buster (security), buster, buster (lts) | 0.5.3-37+deb10u1 | fixed |
| bullseye | 0.5.3+git20210102-6+deb11u1 | fixed |
| sid, trixie, bookworm | 0.5.3+git20230121-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| w3m | source | (unstable) | 0.5.1-5.1 | low | | 404564 |
| w3mmee | source | (unstable) | (not affected) | | | |
Notes
- w3mmee <not-affected> (Does not include this format string vuln in the code)
[sarge] - w3m <no-dsa> (Minor issue, only exploitable in dump mode)