high8.8
CVE-2017-18266
The open_envvar function in xdg-open in xdg-utils before 1.1.3 does not validate strings before launching the program specified by the BROWSER environment vari…
Impact
The open_envvar function in xdg-open in xdg-utils before 1.1.3 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL, as demonstrated by %s in this environment variable.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Freedesktop | Xdg-Utils | before 1.1.3 |
| Debian | Debian Linux | Versions 7.0, 8.0, 9.0 |
| Canonical | Ubuntu Linux | Versions 14.04, 16.04, 17.10, 18.04 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugs.freedesktop.org/show_bug.cgi?id=103807
- https://cgit.freedesktop.org/xdg/xdg-utils/commit/?id=5647afb35e4bcba2060148e1a2a47bc43cc240f2
- https://cgit.freedesktop.org/xdg/xdg-utils/commit/?id=ce802d71c3466d1dbb24f2fe9b6db82a1f899bcb
- https://cgit.freedesktop.org/xdg/xdg-utils/tree/ChangeLog
- https://lists.debian.org/debian-lts-announce/2018/05/msg00014.html
- https://usn.ubuntu.com/3650-1/
- https://www.debian.org/security/2018/dsa-4211
- https://bugs.freedesktop.org/show_bug.cgi?id=103807
- https://cgit.freedesktop.org/xdg/xdg-utils/commit/?id=5647afb35e4bcba2060148e1a2a47bc43cc240f2
- https://cgit.freedesktop.org/xdg/xdg-utils/commit/?id=ce802d71c3466d1dbb24f2fe9b6db82a1f899bcb
- https://cgit.freedesktop.org/xdg/xdg-utils/tree/ChangeLog
- https://lists.debian.org/debian-lts-announce/2018/05/msg00014.html
- https://usn.ubuntu.com/3650-1/
- https://www.debian.org/security/2018/dsa-4211