Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2019-18183 CVE-2019-18182 |
CWE-ID | CWE-78 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Arch Linux Operating systems & Components / Operating system |
Vendor | Arch Linux |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU22198
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-18183
CWE-ID:
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the the apply_deltas() function in lib/libalpm/sync.c file in pacman. A remote attacker can trick the victim to enable a non-default delta feature, retrieve an attacker-controlled crafted database and package and execute arbitrary OS commands on the system with privileges of the current user.
Update the affected package to version 5.2.0-1.
Vulnerable software versionsArch Linux: All versions
External linkshttp://security.archlinux.org/advisory/ASA-201910-13
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: #VU22197
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-18182
CWE-ID:
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the the download_with_xfercommand() function in src/pacman/conf.c file in pacman. A remote attacker can trick the victim to enable a non-default XferCommand to retrieve an attacker-controlled crafted database and package and execute arbitrary OS commands on the system with privileges of the current user.
Update the affected package to version 5.2.0-1.
Vulnerable software versionsArch Linux: All versions
External linkshttp://security.archlinux.org/advisory/ASA-201910-13
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.