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High 7.5
Apache Directory LDAP API: Denial of service via crafted telephone number values
Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API. A LDAP server using the LDAP API (like Apache DS) may consume 100% of a CPU core indefinitely when processing some badly crafted Telephone Numbers. This issue affects Apache Directory…
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High 7.5
Apache Directory LDAP API: Denial of service via excessive bcrypt cost factor in stored passwords
Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API. Storing a password using the bcrypt algorithm with a high force like 30 in a LDAP server that supports this algorithm will cause the server CPU to run for hours checking the credenti…
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High 7.5
Apache Directory LDAP API: Injection of plaintext responses during StartTLS
Cleartext transmission of sensitive information vulnerability in Apache Directory LDAP API. A StartTLS extended operation started after a Search request has been sent can lead to receive data in plain text before the TLS Handshake has been completed. This iss…
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High 7.3
Apache Directory LDAP API: A unbound client can send a deeply nested search filter that overflows the stack in the server's decoder
Stack Overflow vulnerability in Apache Directory LDAP API. Before binding, a client can send a deeply nested search filter that overflows the stack in the server's decoder. This issue affects Apache Directory LDAP API: from 1.2.0 before 1.2.9. Users are recom…
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High 7.5
Apache Directory LDAP API: Denial of service via excessive memory allocation in BER decode
Memory allocation with excessive size value vulnerability in Apache Directory LDAP API. A malicious peer (or a MITM) can send a small BER-encoded response causing a large memory allocation before any data is received. This can lead to an OutOfMemoryError and …
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High 8.8
Apache Directory LDAP API: LDAP client implementation does not verify if the server certificate matches the intended LDAP hostname
It was identified that the LDAP client implementation in version 2.1.7 does not verify if the server certificate matches the intended LDAP hostname. While the underlying code validates the certificate chain against a trusted authority, the absence of endpoint…
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High 7.5
Exposure of Sensitive Information to an Unauthorized Actor in Apache Directory LDAP API
Apache Directory LDAP API before 1.0.0-M31 allows attackers to conduct timing attacks via unspecified vectors.