CVE-2017-7823

NameCVE-2017-7823
DescriptionThe content security policy (CSP) "sandbox" directive did not create a unique origin for the document, causing it to behave as if the "allow-same-origin" keyword were always specified. This could allow a Cross-Site Scripting (XSS) attack to be launched from unsafe content. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1118-1, DLA-1153-1, DSA-3987-1, DSA-4014-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid61.0-2fixed
firefox-esr (PTS)jessie52.8.1esr-1~deb8u1fixed
jessie (security)52.9.0esr-1~deb8u1fixed
stretch (security), stretch52.9.0esr-1~deb9u1fixed
buster, sid52.9.0esr-1fixed
thunderbird (PTS)jessie1:52.8.0-1~deb8u1fixed
jessie (security)1:52.9.1-1~deb8u1fixed
stretch1:52.8.0-1~deb9u1fixed
stretch (security)1:52.9.1-1~deb9u1fixed
buster, sid1:52.9.1-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)56.0-1
firefox-esrsource(unstable)52.4.0esr-2
firefox-esrsourcejessie52.4.0esr-1~deb8u1DSA-3987-1
firefox-esrsourcestretch52.4.0esr-1~deb9u1DSA-3987-1
firefox-esrsourcewheezy52.4.0esr-2~deb7u1DLA-1118-1
thunderbirdsource(unstable)1:52.4.0-1
thunderbirdsourcejessie1:52.4.0-1~deb8u1DSA-4014-1
thunderbirdsourcestretch1:52.4.0-1~deb9u1DSA-4014-1
thunderbirdsourcewheezy1:52.4.0-1~deb7u1DLA-1153-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/#CVE-2017-7823
https://www.mozilla.org/en-US/security/advisories/mfsa2017-22/#CVE-2017-7823
https://www.mozilla.org/en-US/security/advisories/mfsa2017-23/#CVE-2017-7823

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