CVE-2020-15778
Published: July 24, 2020Last modified: July 22, 2025
Description
scp in OpenSSH through 8.3p1 allows command injection in the scp.c toremote function, as demonstrated by backtick characters in the destination argument. NOTE: the vendor reportedly has stated that they intentionally omit validation of "anomalous argument transfers" because that could "stand a great chance of breaking existing workflows."
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.4 |
| Attack Vector | ADJACENT_NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | openssh | Not affected (9.1_p1-r5) |
| Stream | openssh | Not affected (9.4_p1-r0) | |
| Hardened Containers | 23 LTS | openssh | Not affected (9.1_p1-r5) |
| Stream | openssh | Not affected (9.4_p1-r0) |
References
- https://access.redhat.com/errata/RHSA-2024:3166
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://github.com/cpandya2909/CVE-2020-15778/
- https://news.ycombinator.com/item?id=25005567
- https://security.gentoo.org/glsa/202212-06
- https://security.netapp.com/advisory/ntap-20200731-0007/
- https://www.openssh.com/security.html