Description
Argument injection vulnerability in scponlyc in scponly 4.1 and earlier, when both scp and rsync compatibility are enabled, allows local users to execute arbitrary applications via "getopt" style argument specifications, which are not filtered.
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 3.1 | scponly | 4.0-1sarge1 | DSA-969-1 |
Advisories 1
- DSA-969-1 scponly - design error Debian Security (DSA / DLA) · Mar 9, 2026
References
- 18223 third-party-advisory
- 16051 vdb-entry
- 18236 third-party-advisory
- http://sublimation.org/scponly/#relnotes
- GLSA-200512-17 vendor-advisory
- scponly-escape-shell-restrictions(23875) vdb-entry