2022-10-21
ALT-BU-2022-6739-1
Branch p10 update bulletin.
Closed vulnerabilities
Published: 2021-09-06
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2021-40529
The ElGamal implementation in Botan through 2.18.1, as used in Thunderbird and other products, allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by the receiver's public key, the generator defined by the receiver's public key, and the sender's ephemeral exponents can lead to a cross-configuration attack against OpenPGP.
Severity: LOW (2.6)
Vector: AV:N/AC:H/Au:N/C:P/I:N/A:N
Severity: MEDIUM (5.9)
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
References:
- https://eprint.iacr.org/2021/923
- https://github.com/randombit/botan/pull/2790
- https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1
- https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72NB4OLD3VHJC3YF3PEP2HKF6BYURPAO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPHGYWNJQKWLTUWBNSFB4F66MQDIL3IB/
- https://security.gentoo.org/glsa/202208-14
- https://eprint.iacr.org/2021/923
- https://github.com/randombit/botan/pull/2790
- https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1
- https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72NB4OLD3VHJC3YF3PEP2HKF6BYURPAO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPHGYWNJQKWLTUWBNSFB4F66MQDIL3IB/
- https://security.gentoo.org/glsa/202208-14
Closed vulnerabilities
Published: 2021-12-07
Modified: 2024-09-24
Modified: 2024-09-24
BDU:2021-05914
Уязвимость компонента Active Directory Domain Services операционной системы Windows связана с небезопасным управлением привилегиями. Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, повысить свои привилегии
Severity: HIGH (8.8)
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL (9.0)
Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C
References:
Published: 2021-11-10
Modified: 2025-10-30
Modified: 2025-10-30
CVE-2021-42287
Active Directory Domain Services Elevation of Privilege Vulnerability
Severity: MEDIUM (6.5)
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P
Severity: HIGH (7.5)
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
References: