Fedora 30 update for glib2



| Updated: 2025-04-25
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-6750
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

glib2
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU24350

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-6750

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error within the GSocketClient in GNOME GLib when processing proxy_addr field. A remote attacker force the system to connect to a specific server using a real address instead of pre-configured proxy address and gain knowledge of the victim's real IP address.

Exploitation of the vulnerability is timing-dependent and may occur only sporadically depending on network delays.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 30

glib2: before 2.60.7-3.fc30

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2020-092ef6572a


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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