Описание
A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| firefox | fixed | 68.0-1 | package | |
| nss | fixed | 2:3.45-1 | package | |
| nss | fixed | 2:3.42.1-1+deb10u1 | buster | package |
| nss | ignored | stretch | package | |
| nss | ignored | jessie | package |
Примечания
https://www.mozilla.org/en-US/security/advisories/mfsa2019-21/#CVE-2019-11727
https://hg.mozilla.org/projects/nss/rev/0a4e8b72a92e144663c2f35d3836f7828cfc97f2
firefox-esr in older suites than buster use the embedded copy and thus issue
is just fixed by updating firefox-esr to 60.8.0. For the others an update to
src:nss is needed as firefox-esr uses the system library.
EPSS
Связанные уязвимости
A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
Уязвимость браузера Firefox, связанная с ошибкой службы сетевой безопасности CertificateVerify, позволяющая нарушителю оказать воздействие на целостность данных
EPSS