Openssh
Vendor:
First CVE: Dec 14, 1999 · Active for 26 years
136
Total CVEs
More Total CVEs than 99% of tracked products
4.9
Avg CVEs / Year
Higher CVE frequency than 87% of tracked products
6.4
Avg CVSS
Higher Avg CVSS than 28% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Openssh over time
Volume of CVEsAvg CVSS Base Score
First CVE
Dec 14, 1999
26 years ago
Most Recent CVE
Jul 8, 2026
18 days ago
CVE Severity & Scoring
Openssh136 CVEs
10%
46%
39%
All CVEs352,719 CVEs
45%
40%
11%
LowMediumHighCritical
Attack Vector
Local16 (11.8%)
Network57 (41.9%)
Unknown62 (45.6%)
Physical0 (0.0%)
Adjacent Network1 (0.7%)
Attack Complexity
Low44 (32.4%)
High30 (22.1%)
Unknown62 (45.6%)
User Interaction
None62 (45.6%)
Unknown62 (45.6%)
Required12 (8.8%)
Privileges Required
Low20 (14.7%)
High1 (0.7%)
None53 (39.0%)
Unknown62 (45.6%)
Top CVEs
Signals from CVEs in this product scope (136 CVEs).
136 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2024-6387HIGH A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauth | Jul 1, 2024 | 8.1 | 89 | NO | YES |
CVE-2018-15473MEDIUM 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 be | Aug 17, 2018 | 5.3 | 86 | NO | YES |
CVE-2016-6210MEDIUM sshd in OpenSSH before 7.3, when SHA256 or SHA512 are used for user password hashing, uses BLOWFISH hashing on a static password when the username does not exist, which allows remo | Feb 13, 2017 | 5.9 | 84 | NO | YES |
CVE-2023-48795MEDIUM The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packet | Dec 18, 2023 | 5.9 | 81 | NO | YES |
CVE-2003-0190MEDIUM OpenSSH-portable (OpenSSH) 3.6.1p1 and earlier with PAM support enabled immediately sends an error message when a user does not exist, which allows remote attackers to determine va | May 12, 2003 | 5.0 | 78 | NO | YES |
CVE-2023-38408CRITICAL The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to remote code execution if an agent is forwarded to an attacker-con | Jul 20, 2023 | 9.8 | 77 | NO | NO |
CVE-2023-25136MEDIUM OpenSSH server (sshd) 9.1 introduced a double-free vulnerability during options.kex_algorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unaut | Feb 3, 2023 | 6.5 | 71 | NO | NO |
CVE-2016-6515HIGH The auth_password function in auth-passwd.c in sshd in OpenSSH before 7.3 does not limit password lengths for password authentication, which allows remote attackers to cause a deni | Aug 7, 2016 | 7.5 | 68 | NO | YES |
CVE-2019-6111MEDIUM An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the s | Jan 31, 2019 | 5.9 | 67 | NO | YES |
CVE-2001-0144HIGH CORE SDI SSH1 CRC-32 compensation attack detector allows remote attackers to execute arbitrary commands on an SSH server or client via an integer overflow. | Mar 12, 2001 | 10.0 | 60 | NO | YES |
Exploit Exposure
Signals from CVEs in this product scope (136 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
5 CVEs
3.7% of CVEs· 96th percentile
Nuclei
1 CVE
0.7% of CVEs· 96th percentile
ExploitDB
20 CVEs
14.7% of CVEs· 89th percentile
Social Chatter
Signals from CVEs in this product scope (136 CVEs).
Media Mentions
Signals from CVEs in this product scope (136 CVEs).
Top CNAs Publishing CVEs For Openssh
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 9.9 | 2 | 6.3 | 23.0% | 0 | 0 |
| 9.8 | 1 | 5.9 | 38.5% | 0 | 0 |
| 9.7 | 1 | 5.9 | 38.5% | 0 | 0 |
| 9.6 | 1 | 5.9 | 38.5% | 0 | 0 |
| 9.5 | 1 | 5.9 | 38.5% | 0 | 0 |
| 9.3 | 1 | 9.8 | 79.7% | 0 | 0 |
| 9.1 | 1 | 6.5 | 89.7% | 0 | 0 |
| 8.6 | 2 | 7.0 | 50.8% | 0 | 1 |
| 8.5 | 2 | 7.0 | 50.8% | 0 | 1 |
| 8.4 | 1 | 5.9 | 2.1% | 0 | 0 |
| 8.3 | 1 | 7.4 | 13.0% | 0 | 0 |
| 8.2 | 1 | 7.5 | 2.3% | 0 | 0 |
| 7.3 | 1 | 7.5 | 29.5% | 0 | 0 |
| 7.2 | 1 | 7.5 | 29.5% | 0 | 0 |
| 7.1 | 4 | 6.8 | 32.4% | 0 | 0 |
| 7.0 | 4 | 6.8 | 32.4% | 0 | 0 |
| 6.9 | 5 | 6.8 | 28.7% | 0 | 1 |
| 6.8 | 6 | 6.8 | 26.3% | 0 | 1 |
| 6.7 | 2 | 7.3 | 42.2% | 0 | 0 |
| 6.6 | 2 | 7.3 | 42.2% | 0 | 0 |