ΠΠΏΠΈΡΠ°Π½ΠΈΠ΅
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
A flaw was found in nettle in the way its RSA decryption functions handle specially crafted ciphertext. This flaw allows an attacker to provide a manipulated ciphertext, leading to an application crash and a denial of service.
ΠΠ΅ΡΡ ΠΏΠΎ ΡΠΌΡΠ³ΡΠ΅Π½ΠΈΡ ΠΏΠΎΡΠ»Π΅Π΄ΡΡΠ²ΠΈΠΉ
As per upstream: For applications that want to support older versions of nettle, the bug can be worked around by adding a check that the RSA ciphertext is in the range 0 < ciphertext < n, before attempting to decrypt it.
ΠΠ°ΡΡΠΎΠ½ΡΡΡΠ΅ ΠΏΠ°ΠΊΠ΅ΡΡ
| ΠΠ»Π°ΡΡΠΎΡΠΌΠ° | ΠΠ°ΠΊΠ΅Ρ | Π‘ΠΎΡΡΠΎΡΠ½ΠΈΠ΅ | Π Π΅ΠΊΠΎΠΌΠ΅Π½Π΄Π°ΡΠΈΡ | Π Π΅Π»ΠΈΠ· |
|---|---|---|---|---|
| Red Hat Enterprise Linux 7 | nettle | Will not fix | ||
| Red Hat Enterprise Linux 8 | mingw-nettle | Not affected | ||
| Red Hat Enterprise Linux 9 | nettle | Not affected | ||
| Red Hat Enterprise Linux 8 | gnutls | Fixed | RHSA-2021:4451 | 09.11.2021 |
| Red Hat Enterprise Linux 8 | nettle | Fixed | RHSA-2021:4451 | 09.11.2021 |
| Red Hat Enterprise Linux 8 | gnutls | Fixed | RHSA-2021:4451 | 09.11.2021 |
| Red Hat Enterprise Linux 8 | nettle | Fixed | RHSA-2021:4451 | 09.11.2021 |
ΠΠΎΠΊΠ°Π·ΡΠ²Π°ΡΡ ΠΏΠΎ
Π‘ΡΡΠ»ΠΊΠΈ Π½Π° ΠΈΡΡΠΎΡΠ½ΠΈΠΊΠΈ
ΠΠΎΠΏΠΎΠ»Π½ΠΈΡΠ΅Π»ΡΠ½Π°Ρ ΠΈΠ½ΡΠΎΡΠΌΠ°ΡΠΈΡ
Π‘ΡΠ°ΡΡΡ:
EPSS
7.5 High
CVSS3
Π‘Π²ΡΠ·Π°Π½Π½ΡΠ΅ ΡΡΠ·Π²ΠΈΠΌΠΎΡΡΠΈ
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
A flaw was found in the way nettle's RSA decryption functions handled ...
EPSS
7.5 High
CVSS3