Vulnerability Monitor

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CVE-2020-12415

When "%2F" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level directory. This vulnerability affects Firefox < 78.

Published

2020-07-09T15:15:11.617

Last Modified

2024-11-21T04:59:40.263

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-276

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 78.0	Yes
Operating System	opensuse	leap	15.1	Yes
Operating System	opensuse	leap	15.2	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html Mailing List, Third Party Advisory ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1586630 Issue Tracking, Permissions Required, Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/202007-10 Third Party Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-24/ Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1586630 Issue Tracking, Permissions Required, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202007-10 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-24/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)