In Tcl 8.6.11, a format string vulnerability in nmakehlp.c might allow code execution via a crafted file. NOTE: multiple third parties dispute the significance of this finding
Weakness
The product uses a function that accepts a format string as an argument, but the format string originates from an external source.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Tcl | Tcl | 8.6.11 (including) | 8.6.11 (including) |
| Tcl8.6 | Ubuntu | bionic | * |
| Tcl8.6 | Ubuntu | groovy | * |
| Tcl8.6 | Ubuntu | hirsute | * |
| Tcl8.6 | Ubuntu | impish | * |
| Tcl8.6 | Ubuntu | kinetic | * |
| Tcl8.6 | Ubuntu | trusty | * |
| Tcl8.6 | Ubuntu | xenial | * |
Potential Mitigations
Related Attack Patterns
References
- https://core.tcl-lang.org/tcl/info/28ef6c0c741408a2
- https://core.tcl-lang.org/tcl/info/bad6cc213dfe8280
- https://github.com/tcltk/tcl/commit/4705dbdde2f32ff90420765cd93e7ac71d81a222
- https://sqlite.org/forum/info/7dcd751996c93ec9
- https://core.tcl-lang.org/tcl/info/28ef6c0c741408a2
- https://core.tcl-lang.org/tcl/info/bad6cc213dfe8280
- https://github.com/tcltk/tcl/commit/4705dbdde2f32ff90420765cd93e7ac71d81a222
- https://sqlite.org/forum/info/7dcd751996c93ec9