| Name | CVE-2021-33516 |
| Description | An issue was discovered in GUPnP before 1.0.7 and 1.1.x and 1.2.x before 1.2.5. It allows DNS rebinding. A remote web server can exploit this vulnerability to trick a victim's browser into triggering actions against local UPnP services implemented using this library. Depending on the affected service, this could be used for data exfiltration, data tempering, etc. |
| 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 | 989098 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| gupnp (PTS) | buster | 1.0.5-0+deb10u1 | vulnerable |
| bullseye | 1.2.4-1 | vulnerable | |
| bookworm | 1.6.3-1 | fixed | |
| sid, trixie | 1.6.6-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| gupnp | source | experimental | 1.2.7-1 | |||
| gupnp | source | (unstable) | 1.4.0-2 | 989098 |
[bullseye] - gupnp <no-dsa> (Minor issue)
[buster] - gupnp <no-dsa> (Minor issue)
[stretch] - gupnp <no-dsa> (Minor issue)
https://discourse.gnome.org/t/security-relevant-releases-for-gupnp-issue-cve-2021-33516/6536
https://gitlab.gnome.org/GNOME/gupnp/-/issues/24
https://gitlab.gnome.org/GNOME/gupnp/-/commit/05e964d48322ff23a65c6026d656e4494ace6ff9 (gupnp-1.0)
https://gitlab.gnome.org/GNOME/gupnp/-/commit/ca6ec9dcb26fd7a2a630eb6a68118659b589afac (master)