2021-39365 | GNOME grilo TLS Certificate Verification grl-net-wc.c certificate validation
|CVSS Meta Temp Score
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|CTI Interest Score
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A vulnerability was found in GNOME grilo 0.3.13. It has been declared as problematic. This vulnerability affects an unknown code of the file grl-net-wc.c of the component TLS Certificate Verification. The manipulation with an unknown input leads to a weak authentication vulnerability. The CWE definition for the vulnerability is CWE-295. As an impact it is known to affect confidentiality. CVE summarizes:
In GNOME grilo though 0.3.13, grl-net-wc.c does not enable TLS certificate verification on the SoupSessionAsync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.
The weakness was released 08/23/2021. The advisory is shared for download at blogs.gnome.org. This vulnerability was named CVE-2021-39365 since 08/22/2021. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/25/2021). The MITRE ATT&CK project declares the attack technique as T1587.003.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.7
Status: Not defined
0-Day Time: 🔒
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