Gentoo update for PJSIP



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-15260
CVE-2021-21375
CWE-ID CWE-297
CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Gentoo Linux
Operating systems & Components / Operating system

net-libs/pjproject
Operating systems & Components / Operating system package or component

Vendor Gentoo

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper validation of certificate with host mismatch

EUVDB-ID: #VU62781

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-15260

CWE-ID: CWE-297 - Improper Validation of Certificate with Host Mismatch

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to improper remote hostname authentication. A remote attacker can perform a man-in-the-middle attack and route a connection to another destination.

Mitigation

Update the affected packages.
net-libs/pjproject to version: 2.10-r1

Vulnerable software versions

Gentoo Linux: All versions

net-libs/pjproject: before 2.10-r1

CPE2.3 External links

https://security.gentoo.org/glsa/202107-42


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.

2) Resource exhaustion

EUVDB-ID: #VU62780

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-21375

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Update the affected packages.
net-libs/pjproject to version: 2.10-r1

Vulnerable software versions

Gentoo Linux: All versions

net-libs/pjproject: before 2.10-r1

CPE2.3 External links

https://security.gentoo.org/glsa/202107-42


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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