CVE-2024-0727: falha de média gravidade em OpenSSL
PKCS12 Decoding crashes
Publicada em · Atualizada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 5.5epss 3.2%
Issue summary: Processing a maliciously formatted PKCS12 file may lead OpenSSL
to crash leading to a potential Denial of Service attack
Impact summary: Applications loading files in the PKCS12 format from untrusted
sources might terminate abruptly.
A file in PKCS12 format can contain certificates and keys and may come from an
untrusted source. The PKCS12 specification allows certain fields to be NULL, but
OpenSSL does not correctly check for this case. This can lead to a NULL pointer
dereference that results in OpenSSL crashing. If an application processes PKCS12
files from an untrusted source using the OpenSSL APIs then that application will
be vulnerable to this issue.
OpenSSL APIs that are vulnerable to this are: PKCS12_parse(),
PKCS12_unpack_p7data(), PKCS12_unpack_p7encdata(), PKCS12_unpack_authsafes()
and PKCS12_newpass().
We have also fixed a similar issue in SMIME_write_PKCS7(). However since this
function is related to writing data we do not consider it security significant.
The FIPS modules in 3.2, 3.1 and 3.0 are not affected by this issue.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Produtos afetados
OpenSSL · OpenSSLCVEs relacionadas — OpenSSL
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Referências
https://cert-portal.siemens.com/productcert/html/ssa-265688.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-277137.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-331112.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-769027.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-915275.htmlhttps://github.com/openssl/openssl/commit/09df4395b5071217b76dc7d3d2e630eb8c5a79c2https://github.com/openssl/openssl/commit/775acfdbd0c6af9ac855f34969cdab0c0c90844ahttps://github.com/openssl/openssl/commit/d135eeab8a5dbf72b3da5240bab9ddb7678dbd2chttps://github.openssl.org/openssl/extended-releases/commit/03b3941d60c4bce58fab69a0c22377ab439bc0e8https://github.openssl.org/openssl/extended-releases/commit/aebaa5883e31122b404e450732dc833dc9dee539https://lists.debian.org/debian-lts-announce/2024/10/msg00033.htmlhttps://lists.debian.org/debian-lts-announce/2024/11/msg00000.html