CVE-2018-15473
Published: August 31, 2023Last modified: August 31, 2023
Description
OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.3 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | LOW |
| Integrity impact | NONE |
| Availability impact | NONE |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | openssh | Not affected (9.1_p1-r5) |
| Stream | openssh | Not affected (9.4_p1-r0) |
References
- http://www.openwall.com/lists/oss-security/2018/08/15/5
- http://www.securityfocus.com/bid/105140
- http://www.securitytracker.com/id/1041487
- https://access.redhat.com/errata/RHSA-2019:0711
- https://access.redhat.com/errata/RHSA-2019:2143
- https://bugs.debian.org/906236
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
- https://github.com/openbsd/src/commit/779974d35b4859c07bc3cb8a12c74b43b0a7d1e0
- https://lists.debian.org/debian-lts-announce/2018/08/msg00022.html
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0011
- https://security.gentoo.org/glsa/201810-03
- https://security.netapp.com/advisory/ntap-20181101-0001/
- https://usn.ubuntu.com/3809-1/
- https://www.debian.org/security/2018/dsa-4280
- https://www.exploit-db.com/exploits/45210/
- https://www.exploit-db.com/exploits/45233/
- https://www.exploit-db.com/exploits/45939/
- https://www.oracle.com/security-alerts/cpujan2020.html