Vulnerability Name:

CVE-2021-39358 (CCN-208000)

Assigned:2021-05-25
Published:2021-05-25
Updated:2021-11-28
Summary:In GNOME libgfbgraph through 0.2.4, gfbgraph-photo.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.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
9.1 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
8.0 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): None
7.5 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.6 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
9.4 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-295
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-39358

Source: MISC
Type: Vendor Advisory
https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/

Source: XF
Type: UNKNOWN
gnome-cve202139358-mitm(208000)

Source: CCN
Type: libgfbgraph GIT Repository
(CVE-2021-39358) Missing TLS certificate verification

Source: MISC
Type: Issue Tracking, Vendor Advisory
https://gitlab.gnome.org/GNOME/libgfbgraph/-/issues/17

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-9c737bb848

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-7cccd2784c

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-743a0aafa0

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-3935

Vulnerable Configuration:Configuration 1:
  • cpe:/a:gnome:libgfbgraph:*:*:*:*:*:*:*:* (Version <= 0.2.4)

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:33:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:34:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:35:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:gnome:libgfbgraph:0.2.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:3559
    P
    		gfbgraph-devel-0.2.5-150400.1.8 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:95189
    P
    		gfbgraph-devel-0.2.5-150400.1.8 on GA media (Moderate)
    2022-06-22
    oval:com.redhat.rhsa:def:20221801
    P
    		RHSA-2022:1801: gfbgraph security update (Moderate)
    2022-05-10
    oval:org.opensuse.security:def:112286
    P
    		gfbgraph-devel-0.2.5-1.1 on GA media (Moderate)
    2022-01-17
    BACK
    gnome libgfbgraph *
    fedoraproject fedora 33
    fedoraproject fedora 34
    fedoraproject fedora 35
    gnome libgfbgraph 0.2.4