CVE-2018-10933
What it is
A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering.
- Exploit odds
- 91.8% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 91.8% in the next 30 days (EPSS).
- Severity: 9.1 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
- It meets the bar for Drop everything: critical, and exploited or very likely to be.
Details
- Published
- Last modified
- Exploit probability
- 91.8% · EPSS, next 30 days
- Weakness
- CWE-592
- Record status
- Modified
Affected
- Libssh < 0.7.6
- Libssh < 0.8.4
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 16.04
- Canonical Ubuntu Linux 18.04
- Canonical Ubuntu Linux 18.10
- Debian Linux 8.0
- Debian Linux 9.0
Attack profile CVSS 3.0 · 9.1
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Raw vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-10933.md and follow it. Check whether this project is affected by CVE-2018-10933. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://www.libssh.org/security/advisories/CVE-2018-10933.txt
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- https://www.libssh.org/security/advisories/CVE-2018-10933.txt
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
References
- http://www.securityfocus.com/bid/105677
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10933
- https://lists.debian.org/debian-lts-announce/2018/10/msg00010.html
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0016
- https://security.netapp.com/advisory/ntap-20190118-0002/
- https://usn.ubuntu.com/3795-1/
- https://usn.ubuntu.com/3795-2/
- https://www.debian.org/security/2018/dsa-4322
- https://www.exploit-db.com/exploits/45638/
- https://www.libssh.org/security/advisories/CVE-2018-10933.txt
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- http://www.securityfocus.com/bid/105677
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10933
- https://lists.debian.org/debian-lts-announce/2018/10/msg00010.html
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0016
- https://security.netapp.com/advisory/ntap-20190118-0002/
- https://usn.ubuntu.com/3795-1/
- https://usn.ubuntu.com/3795-2/
- https://www.debian.org/security/2018/dsa-4322
- https://www.exploit-db.com/exploits/45638/
- https://www.libssh.org/security/advisories/CVE-2018-10933.txt
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html