The cert_TestHostName function in lib/certdb/certdb.c in the certificate-checking implementation in Mozilla Network Security Services (NSS) before 3.16 accepts a wildcard character that is embedded in an internationalized domain name's U-label, which might allow man-in-the-middle attackers to spoof SSL servers via a crafted certificate.
CVSS Details
- CVSS 3.1 Base Score: 3.7
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade nss | Aug 30, 2017 | Mar 25, 2014 |
| Centos_linux | — | Upgrade nss-utilUpgrade nss-softokn-freebl-develUpgrade nss-pkcs11-develUpgrade nss-develUpgrade nssUpgrade nss-softokn-freeblUpgrade nss-toolsUpgrade nss-softoknUpgrade nspr-develUpgrade nss-sysinitUpgrade nss-util-develUpgrade nsprUpgrade nss-softokn-devel | Dec 1, 2016 | Mar 25, 2014 |
| Debian | — | Upgrade nss | Jul 30, 2024 | Mar 25, 2014 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Sep 17, 2015 |
| Freebsd | — | Upgrade seamonkeyUpgrade firefoxUpgrade thunderbirdUpgrade linux-seamonkeyUpgrade linux-thunderbirdUpgrade firefox-esrUpgrade linux-firefox | Dec 10, 2025 | Apr 29, 2014 |
| Gentoo Linux | — | Upgrade dev-libs/nspr.Upgrade mail-client/thunderbird.Upgrade www-client/firefox-bin.Upgrade www-client/seamonkey-bin.Upgrade www-client/firefox.Upgrade mail-client/thunderbird-bin.Upgrade www-client/seamonkey. | Oct 30, 2017 | Mar 25, 2014 |
| Mfsa2014 45 | — | Upgrade to Mozilla Firefox version 29.0Upgrade to the latest version of Mozilla Firefox | Apr 30, 2014 | Mar 25, 2014 |
| Mozilla Seamonkey | — | Upgrade to Mozilla SeaMonkey version 2.26.0 | Dec 8, 2014 | Mar 25, 2014 |
| Oracle_linux | — | Upgrade nspr-develUpgrade nss-develUpgrade nss-softokn-develUpgrade nss-utilUpgrade nss-softokn-freebl-develUpgrade nss-softoknUpgrade nss-softokn-freeblUpgrade nsprUpgrade nss-pkcs11-develUpgrade nss-util-develUpgrade nss-sysinitUpgrade nss-toolsUpgrade nss | Oct 16, 2024 | Mar 25, 2014 |
| Suse | — | Upgrade MozillaFirefox-translations-commonUpgrade mozilla-nsprUpgrade mozilla-nss-toolsUpgrade MozillaFirefox-develUpgrade libsoftokn3-32bitUpgrade libsoftokn3-x86Upgrade mozilla-nss-sysinitUpgrade mozilla-nss-sysinit-32bitUpgrade mozilla-nspr-32bitUpgrade MozillaFirefoxUpgrade libfreebl3-hmacUpgrade MozillaFirefox-translationsUpgrade mozilla-nssUpgrade libsoftokn3-hmac-32bitUpgrade libfreebl3-x86Upgrade libsoftokn3Upgrade mozilla-nss-32bitUpgrade libfreebl3Upgrade libfreebl3-32bitUpgrade MozillaFirefox-branding-SLEDUpgrade libsoftokn3-hmacUpgrade MozillaFirefox-translations-otherUpgrade libfreebl3-hmac-32bitUpgrade mozilla-nss-develUpgrade mozilla-nss-certs-32bitUpgrade mozilla-nss-certsUpgrade mozilla-nss-x86 | Dec 18, 2015 | Mar 25, 2014 |
| Ubuntu | — | Upgrade firefoxUpgrade libnss3Upgrade libnss3-1d | Nov 8, 2024 | Mar 25, 2014 |
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