Vulnerability Details CVE-2021-39360
In GNOME libzapojit through 0.0.3, zpj-skydrive.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 66.2%
CVSS Severity
CVSS v3 Score 5.9
CVSS v2 Score 4.3
References
- https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/
- https://gitlab.gnome.org/GNOME/libzapojit/-/issues/4
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IDXCHOCVP3VSAKDBQSLER2DQHFIOUHAT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNSIMQXP6VQWJXI7VW7ZCLCS4NWW465T/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UG7TUICJM4QJHI4QJ2RHOSQE2QWD3KO3/
- https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/
- https://gitlab.gnome.org/GNOME/libzapojit/-/issues/4
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IDXCHOCVP3VSAKDBQSLER2DQHFIOUHAT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNSIMQXP6VQWJXI7VW7ZCLCS4NWW465T/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UG7TUICJM4QJHI4QJ2RHOSQE2QWD3KO3/
Products affected by CVE-2021-39360
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cpe:2.3:a:gnome:libzapojit:0.0.1
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cpe:2.3:a:gnome:libzapojit:0.0.2
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cpe:2.3:a:gnome:libzapojit:0.0.3
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cpe:2.3:o:fedoraproject:fedora:33
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cpe:2.3:o:fedoraproject:fedora:34
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cpe:2.3:o:fedoraproject:fedora:35