CVE-2019-1551
CVE-2019-1551 · rsaz_512_sqr overflow bug on x86_64
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There is an overflow bug in the x64_64 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC algorithms are affected. Analysis suggests that attacks against 2-prime RSA1024, 3-prime RSA1536, and DSA1024 as a result of this defect would be very difficult to perform and are not believed likely. Attacks against DH512 are considered just feasible. However, for an attack the target would have to re-use the DH512 private key, which is not recommended anyway. Also applications directly using the low level API BN_mod_exp may be affected if they use BN_FLG_CONSTTIME. Fixed in OpenSSL 1.1.1e (Affected 1.1.1-1.1.1d). Fixed in OpenSSL 1.0.2u (Affected 1.0.2-1.0.2t).
CVSS 5.3 · Средний · EPSS 14,3% · Есть исправление
- Опубликовано
- Обновлено
Затронутые продукты и версии
openssl
- Версии
- Fixed in OpenSSL 1.1.1e (Affected 1.1.1-1.1.1d): Затронуто
- Fixed in OpenSSL 1.0.2u (Affected 1.0.2-1.0.2t): Затронуто
Нет опубликованного исправления
openssl Debian:12
- Затронутые диапазоны версий
- ECOSYSTEM: < 1.1.1e-1
Обновитесь до 1.1.1e-1
openssl Debian:13
- Затронутые диапазоны версий
- ECOSYSTEM: < 1.1.1e-1
Обновитесь до 1.1.1e-1
openssl Debian:14
- Затронутые диапазоны версий
- ECOSYSTEM: < 1.1.1e-1
Обновитесь до 1.1.1e-1
openssl Ubuntu:16.04:LTS
- Версии
- 1.0.2d-0ubuntu1
- 1.0.2d-0ubuntu2
- 1.0.2e-1ubuntu1
- 1.0.2f-2ubuntu1
- 1.0.2g-1ubuntu2
- 1.0.2g-1ubuntu3
- 1.0.2g-1ubuntu4
- 1.0.2g-1ubuntu4.1
- 1.0.2g-1ubuntu4.2
- 1.0.2g-1ubuntu4.4
- 1.0.2g-1ubuntu4.5
- 1.0.2g-1ubuntu4.6
- 1.0.2g-1ubuntu4.8
- 1.0.2g-1ubuntu4.9
- 1.0.2g-1ubuntu4.10
- 1.0.2g-1ubuntu4.11
- 1.0.2g-1ubuntu4.12
- 1.0.2g-1ubuntu4.13
- 1.0.2g-1ubuntu4.14
- 1.0.2g-1ubuntu4.15
- Затронутые диапазоны версий
- ECOSYSTEM: < 1.0.2g-1ubuntu4.16
Обновитесь до 1.0.2g-1ubuntu4.16
openssl Ubuntu:18.04:LTS
- Версии
- 1.0.2g-1ubuntu13
- 1.0.2g-1ubuntu14
- 1.0.2n-1ubuntu1
- 1.1.0g-2ubuntu1
- 1.1.0g-2ubuntu2
- 1.1.0g-2ubuntu3
- 1.1.0g-2ubuntu4
- 1.1.0g-2ubuntu4.1
- 1.1.0g-2ubuntu4.3
- 1.1.1-1ubuntu2.1~18.04.1
- 1.1.1-1ubuntu2.1~18.04.2
- 1.1.1-1ubuntu2.1~18.04.3
- 1.1.1-1ubuntu2.1~18.04.4
- 1.1.1-1ubuntu2.1~18.04.5
- Затронутые диапазоны версий
- ECOSYSTEM: < 1.1.1-1ubuntu2.1~18.04.6
Обновитесь до 1.1.1-1ubuntu2.1~18.04.6
openssl1.0 Ubuntu:18.04:LTS
- Версии
- 1.0.2n-1ubuntu2
- 1.0.2n-1ubuntu3
- 1.0.2n-1ubuntu4
- 1.0.2n-1ubuntu5
- 1.0.2n-1ubuntu5.1
- 1.0.2n-1ubuntu5.2
- 1.0.2n-1ubuntu5.3
- Затронутые диапазоны версий
- ECOSYSTEM: < 1.0.2n-1ubuntu5.4
Обновитесь до 1.0.2n-1ubuntu5.4
openssl Ubuntu:20.04:LTS
- Версии
- 1.1.1c-1ubuntu4
- 1.1.1d-2ubuntu3
- 1.1.1d-2ubuntu6
- Затронутые диапазоны версий
- ECOSYSTEM: < 1.1.1f-1ubuntu1
Обновитесь до 1.1.1f-1ubuntu1
Первоисточники
- https://seclists.org/bugtraq/2019/Dec/39
- https://www.debian.org/security/2019/dsa-4594
- https://seclists.org/bugtraq/2019/Dec/46
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00030.html
- https://security.gentoo.org/glsa/202004-10
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XVEP3LAK4JSPRXFO4QF4GG2IVXADV3SO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DDHOAATPWJCXRNFMJ2SASDBBNU5RJONY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EXDDAOWSAIEFQNBHWYE6PPYFV4QXGMCD/
- https://usn.ubuntu.com/4376-1/
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://www.tenable.com/security/tns-2019-09
- https://www.openssl.org/news/secadv/20191206.txt
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=419102400a2811582a7a3d4a4e317d72e5ce0a8f
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=f1c5eea8a817075d31e43f5876993c6710238c98
- https://security.netapp.com/advisory/ntap-20191210-0001/
- http://packetstormsecurity.com/files/155754/Slackware-Security-Advisory-openssl-Updates.html
- https://www.tenable.com/security/tns-2020-03
- https://usn.ubuntu.com/4504-1/
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://www.tenable.com/security/tns-2020-11
- https://www.debian.org/security/2021/dsa-4855
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.tenable.com/security/tns-2021-10
- https://nvd.nist.gov/vuln/detail/CVE-2019-1551