Vendor
OpenBSD
51 known vulnerabilities.
Products
22 results · Clear filters · Feed
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Low 3.7
LibreSSL ocspcheck through 4.4.0 Cleartext Transmission of OCSP Requests via url2host()
LibreSSL ocspcheck through 4.4.0 contains a cleartext transmission vulnerability because url2host() discards the OCSP URL scheme and http_alloc() only selects TLS for port 443. On-path network attackers can read OCSP requests sent to https responder URLs on n…
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Low 3.7
LibreSSL ocspcheck through 4.4.0 CRLF Injection via AIA OCSP URL Path
LibreSSL ocspcheck through 4.4.0 contains a CRLF injection vulnerability that allows attackers to inject HTTP headers by embedding CR/LF sequences in a certificate's AIA OCSP URI path. Because url2host() copies the path without rejecting control characters an…
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Low 3.7
LibreSSL through 4.4.0 CRLF Injection via OCSP_sendreq_new() Request Line
LibreSSL through 4.4.0 contains a CRLF injection vulnerability in the libcrypto OCSP_sendreq_new() and OCSP_parse_url() functions, which write unvalidated request paths into the OCSP POST request line. Attackers can embed carriage return and line feed charact…
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Low 2.5
In ssh in OpenSSH before 10.6, a $ or \ character can occur in a command-line username, leading to injection.
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Low 2.9
In sshd in OpenSSH through 10.6, in certain environments such as QNX 6 and SCO OpenServer 5, sshd-session can unexpecte…
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Low 3.1
In sshd in OpenSSH through 10.6, use of the macOS 27 (or later) SDK has the side effect of loss of sandboxing, which is…
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Low 3.6
In sshd in OpenSSH before 10.6, the value "none" for a configuration option is sometimes interpreted as a filename but …
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Low 2.5
In sshd in OpenSSH before 10.6, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwa…
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Low 2.5
In ssh-keygen in OpenSSH before 10.6, certificates could have incorrect expiration times because of Daylight Saving mis…
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Low 3.7
In sshd and ssh in OpenSSH before 10.6, an LZ77 dictionary coder can be used even though this is contraindicated by the…
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Low 2.2
In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can incorrectly be persisted across authentic…
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Low 2.2
In sshd in OpenSSH before 10.6, credentials can incorrectly persist after failure of a GSSAPIAuthentication authenticat…
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Low 2.5
In sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwa…
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Low 3.5
In ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to occur only locally, includ…
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Low 3.7
sshd in OpenSSH before 10.4 allows remote attackers to cause a denial of service (resource consumption from excessive a…
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Low 2.5
OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.
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Low 3.1
OpenSSH before 10.3 can use unintended ECDSA algorithms. Listing of any ECDSA algorithm in PubkeyAcceptedAlgorithms or …
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Low 3.6
In OpenSSH before 10.3, command execution can occur via shell metacharacters in a username within a command line. This …
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Low 3.6
ssh in OpenSSH before 10.1 allows the '\0' character in an ssh:// URI, potentially leading to code execution when a Pro…
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Low 3.6CVE-2025-61984 Public exploit
ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted source…
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Low 3.3
OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability
OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installations of OpenBSD Kernel. An attacker must first obtain the ability to e…
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Low 3.8
OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability
OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installations of OpenBSD Kernel. An attacker must first obtain the ability to e…