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Vulnérabilités de nss

Vulnérabilités publiées pour nss au cours des 30 derniers jours : 0. Présentes dans le catalogue KEV : 0.

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Vulnérabilités : 84

  1. CVE-2024-7531

    Moyenne · CVSS 6.3EPSS 0,44%Correctif disponible

    CVE-2024-7531

    Calling `PK11_Encrypt()` in NSS using CKM_CHACHA20 and the same buffer for input and output can result in plaintext on an Intel Sandy Bridge processor. In Firefox this only affects the QUIC header protection feature when the connection is using the ChaCha20-Poly1305 cipher suite. The most likely outcome is connection failure, but if the connection persists despite the high packet loss it could be possible for a network observer to identify packets as coming from the same source despite a network path change. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, and Firefox ESR < 128.1.

    • Mettez à jour vers 2:3.103-1
    Publication Mise à jour
  2. CVE-2023-4421

    Moyenne · CVSS 6.5EPSS 0,76%Correctif disponible

    CVE-2023-4421

    The NSS code used for checking PKCS#1 v1.5 was leaking information useful in mounting Bleichenbacher-like attacks. Both the overall correctness of the padding as well as the length of the encrypted message was leaking through timing side-channel. By sending large number of attacker-selected ciphertexts, the attacker would be able to decrypt a previously intercepted PKCS#1 v1.5 ciphertext (for example, to decrypt a TLS session that used RSA key exchange), or forge a signature using the victim's key. The issue was fixed by implementing the implicit rejection algorithm, in which the NSS returns a deterministic random message in case invalid padd

    • Mettez à jour vers 2:3.61-1
    Publication Mise à jour
  3. CVE-2022-22747

    Moyenne · CVSS 6.5EPSS 0,67%Correctif disponible

    CVE-2022-22747

    After accepting an untrusted certificate, handling an empty pkcs7 sequence as part of the certificate data could have lead to a crash. This crash is believed to be unexploitable. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

    • Mettez à jour vers 2:3.73-1
    Publication Mise à jour
  4. CVE-2021-43527

    Critique · CVSS 9.8EPSS 17,56%Correctif disponible

    CVE-2021-43527

    NSS (Network Security Services) versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \#7, or PKCS \#12 are likely to be impacted. Applications using NSS for certificate validation or other TLS, X.509, OCSP or CRL functionality may be impacted, depending on how they configure NSS. *Note: This vulnerability does NOT impact Mozilla Firefox.* However, email clients and PDF viewers that use NSS for signature verification, such as Thunderbird, LibreOffice, Evolution and Evince are believed to be impa

    • Mettez à jour vers 2:3.73-1
    Publication Mise à jour
  5. CVE-2020-12403

    Critique · CVSS 9.1EPSS 1,54%Correctif disponible

    CVE-2020-12403

    A flaw was found in the way CHACHA20-POLY1305 was implemented in NSS in versions before 3.55. When using multi-part Chacha20, it could cause out-of-bounds reads. This issue was fixed by explicitly disabling multi-part ChaCha20 (which was not functioning correctly) and strictly enforcing tag length. The highest threat from this vulnerability is to confidentiality and system availability.

    • Mettez à jour vers 2:3.55-1
    Publication Mise à jour

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