Description
Open On-Chip Debugger (OpenOCD) 0.10.0 does not block attempts to use HTTP POST for sending data to 127.0.0.1 port 4444, which allows remote attackers to conduct cross-protocol scripting attacks, and consequently execute arbitrary commands, via a crafted web site.
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 14 | openocd | 0.10.0-4 | — |
| Debian 13 | openocd | 0.10.0-4 | — |
| Debian 12 | openocd | 0.10.0-4 | — |
| Debian 9 | openocd | 0.9.0-1+deb8u1 | DSA-4093-1 |
| Debian 8 | openocd | 0.8.0-4+deb7u1 | DSA-4093-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | openocd | 0.5.0-1+deb7u1 | DLA-1253-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | openocd | 0.9.0-1+deb8u1build0.16.04.1 | — |
Advisories 2
- DSA-4093-1 openocd - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1253-1 openocd - security update Debian Security (DSA / DLA) · Mar 9, 2026