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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.74% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 54.1% of scored records. A rank, not a probability.
- NVD base score
- 5.9 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-08-22 18:46Z5 YR AGO
- Last updated
- 2024-08-04 02:06Z2 YR AGO
- Reserved
- 2021-08-22
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-295Improper Certificate ValidationBase
- Data version
- 5.1
- Document digest
- 7dd7305a83c2b70cd64a3038c587ee3cbfbc0ff1418738c8edd4e740df28ec32
05 Affected products
06 References
- blogs.gnome.orghttps://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/
- gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/libzapojit/-/issues/4
- lists.fedoraproject.orgFEDORA-2021-7f5a82ef57https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNSIMQXP6VQWJXI7VW7ZCLCS4NWW465T/
- lists.fedoraproject.orgFEDORA-2021-c3395a5df6https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IDXCHOCVP3VSAKDBQSLER2DQHFIOUHAT/
- lists.fedoraproject.orgFEDORA-2021-77ce69dba6https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UG7TUICJM4QJHI4QJ2RHOSQE2QWD3KO3/
07 Fixed in
Debian 11
- libzapojit No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- libzapojit No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- libzapojit No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- libzapojit No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- libzapojit No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.