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CVE-2020-27650
https://notcve.org/view.php?id=CVE-2020-27650
29 Oct 2020 — Synology DiskStation Manager (DSM) before 6.2.3-25426-2 does not set the Secure flag for the session cookie in an HTTPS session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within an HTTP session. Synology DiskStation Manager (DSM) versiones anteriores a 6.2.3-25426-2 no establece el flag Secure para la cookie de sesión en una sesión HTTPS, lo que hace más fácil a atacantes remotos capturar esta cookie al interceptar su transmisión dentro de una sesión ... • https://www.synology.com/security/advisory/Synology_SA_20_18 • CWE-311: Missing Encryption of Sensitive Data CWE-614: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute •
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CVE-2020-27648
https://notcve.org/view.php?id=CVE-2020-27648
29 Oct 2020 — Improper certificate validation vulnerability in OpenVPN client in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate. Una vulnerabilidad de comprobación inapropiada del certificado en OpenVPN client en Synology DiskStation Manager (DSM) versiones anteriores a 6.2.3-25426-2, permite a atacantes de tipo man-in-the-middle falsificar servidores y obtener información confidencial por medio de un c... • https://www.synology.com/security/advisory/Synology_SA_20_18 • CWE-295: Improper Certificate Validation •
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CVE-2020-27653
https://notcve.org/view.php?id=CVE-2020-27653
29 Oct 2020 — Algorithm downgrade vulnerability in QuickConnect in Synology Router Manager (SRM) before 1.2.4-8081 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via unspecified vectors. Una vulnerabilidad de degradación del algoritmo en QuickConnect en Synology Router Manager (SRM) versiones anteriores a 1.2.4-8081, permite a atacantes de tipo man-in-the-middle falsificar servidores y obtener información confidencial por medio de vectores no especificados • https://www.synology.com/security/advisory/Synology_SA_20_14 • CWE-327: Use of a Broken or Risky Cryptographic Algorithm •
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CVE-2019-19344 – Ubuntu Security Notice USN-4244-1
https://notcve.org/view.php?id=CVE-2019-19344
21 Jan 2020 — There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer. Se presenta un problema de uso de la memoria previamente liberada en todas las versiones 4.9.x anteriores a 4.9.18 de samba, todas las versiones 4.10.x anteriores a 4.10.12 de samba y todas las versiones 4.11.x anteriores a 4.11.5 de samba, esencia... • http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00055.html • CWE-416: Use After Free •
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CVE-2019-14907 – samba: Crash after failed character conversion at log level 3 or above
https://notcve.org/view.php?id=CVE-2019-14907
21 Jan 2020 — All samba versions 4.9.x before 4.9.18, 4.10.x before 4.10.12 and 4.11.x before 4.11.5 have an issue where if it is set with "log level = 3" (or above) then the string obtained from the client, after a failed character conversion, is printed. Such strings can be provided during the NTLMSSP authentication exchange. In the Samba AD DC in particular, this may cause a long-lived process(such as the RPC server) to terminate. (In the file server case, the most likely target, smbd, operates as process-per-client a... • http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00055.html • CWE-125: Out-of-bounds Read •
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CVE-2019-9516 – Some HTTP/2 implementations are vulnerable to a header leak, potentially leading to a denial of service
https://notcve.org/view.php?id=CVE-2019-9516
13 Aug 2019 — Some HTTP/2 implementations are vulnerable to a header leak, potentially leading to a denial of service. The attacker sends a stream of headers with a 0-length header name and 0-length header value, optionally Huffman encoded into 1-byte or greater headers. Some implementations allocate memory for these headers and keep the allocation alive until the session dies. This can consume excess memory. Algunas implementaciones de HTTP / 2 son vulnerables a una fuga de encabezado, lo que puede conducir a una denega... • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00031.html • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •
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CVE-2019-9517 – Some HTTP/2 implementations are vulnerable to unconstrained interal data buffering, potentially leading to a denial of service
https://notcve.org/view.php?id=CVE-2019-9517
13 Aug 2019 — Some HTTP/2 implementations are vulnerable to unconstrained interal data buffering, potentially leading to a denial of service. The attacker opens the HTTP/2 window so the peer can send without constraint; however, they leave the TCP window closed so the peer cannot actually write (many of) the bytes on the wire. The attacker then sends a stream of requests for a large response object. Depending on how the servers queue the responses, this can consume excess memory, CPU, or both. Algunas implementaciones HT... • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00004.html • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •
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CVE-2019-9518 – Some HTTP/2 implementations are vulnerable to a flood of empty frames, potentially leading to a denial of service
https://notcve.org/view.php?id=CVE-2019-9518
13 Aug 2019 — Some HTTP/2 implementations are vulnerable to a flood of empty frames, potentially leading to a denial of service. The attacker sends a stream of frames with an empty payload and without the end-of-stream flag. These frames can be DATA, HEADERS, CONTINUATION and/or PUSH_PROMISE. The peer spends time processing each frame disproportionate to attack bandwidth. This can consume excess CPU. • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00031.html • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •
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CVE-2019-9515 – Some HTTP/2 implementations are vulnerable to a settings flood, potentially leading to a denial of service
https://notcve.org/view.php?id=CVE-2019-9515
13 Aug 2019 — Some HTTP/2 implementations are vulnerable to a settings flood, potentially leading to a denial of service. The attacker sends a stream of SETTINGS frames to the peer. Since the RFC requires that the peer reply with one acknowledgement per SETTINGS frame, an empty SETTINGS frame is almost equivalent in behavior to a ping. Depending on how efficiently this data is queued, this can consume excess CPU, memory, or both. Algunas implementaciones de HTTP / 2 son vulnerables a una inundación de configuraciones, lo... • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00031.html • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •
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CVE-2019-9513 – Some HTTP/2 implementations are vulnerable to resource loops, potentially leading to a denial of service
https://notcve.org/view.php?id=CVE-2019-9513
13 Aug 2019 — Some HTTP/2 implementations are vulnerable to resource loops, potentially leading to a denial of service. The attacker creates multiple request streams and continually shuffles the priority of the streams in a way that causes substantial churn to the priority tree. This can consume excess CPU. Algunas implementaciones de HTTP / 2 son vulnerables a los bucles de recursos, lo que puede conducir a una denegación de servicio. El atacante crea múltiples flujos de solicitud y baraja continuamente la prioridad de ... • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00031.html • CWE-400: Uncontrolled Resource Consumption •