Risk | High |
Patch available | YES |
Number of vulnerabilities | 4 |
CVE-ID | CVE-2020-26664 CVE-2021-25804 CVE-2021-25801 CVE-2021-25803 |
CWE-ID | CWE-122 CWE-822 CWE-125 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
vlc (Debian package) Operating systems & Components / Operating system package or component |
Vendor | Debian |
Security Bulletin
This security bulletin contains information about 4 vulnerabilities.
EUVDB-ID: #VU49913
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-26664
CWE-ID:
CWE-122 - Heap-based Buffer Overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in EbmlTypeDispatcher::send() function in VideoLAN VLC media player. A remote attacker can create a specially crafted .mkv file, truck the victim to open it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate vlc package to version 3.0.12-0+deb10u1.
Vulnerable software versionsvlc (Debian package): 3.0.0-1 - 3.0.11.1-3
External linkshttp://www.debian.org/security/2021/dsa-4834
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.
EUVDB-ID: #VU49891
Risk: Medium
CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-25804
CWE-ID:
CWE-822 - Untrusted Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to untrusted pointer dereference. A remote authenticated attacker can create a specially crafted file, trick the victim into opening it and cause a denial of service condition on the system.
MitigationUpdate vlc package to version 3.0.12-0+deb10u1.
Vulnerable software versionsvlc (Debian package): 3.0.0-1 - 3.0.11.1-3
External linkshttp://www.debian.org/security/2021/dsa-4834
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU49890
Risk: Medium
CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-25801
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the __Parse_indx component. A remote authenticated attacker can create a specially crafted .avi file, trick the victim into opening it, trigger out-of-bounds read error and cause a denial of service condition on the system.
MitigationUpdate vlc package to version 3.0.12-0+deb10u1.
Vulnerable software versionsvlc (Debian package): 3.0.0-1 - 3.0.11.1-3
External linkshttp://www.debian.org/security/2021/dsa-4834
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU49889
Risk: Medium
CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-25803
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the vlc_input_attachment_New component. A remote authenticated attacker can create a specially crafted .avi file, trick the victim into opening it, trigger out-of-bounds read error and cause a denial of service condition on the system.
MitigationUpdate vlc package to version 3.0.12-0+deb10u1.
Vulnerable software versionsvlc (Debian package): 3.0.0-1 - 3.0.11.1-3
External linkshttp://www.debian.org/security/2021/dsa-4834
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.