Multiple vulnerabilities in Cisco ATA 190 Series Analog Telephone Adapter Software
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2021-34710 CVE-2021-34735 |
| CWE-ID | CWE-78 CWE-770 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
ATA 190 Series Analog Telephone Adapters Other software / Other software solutions ATA 191 Analog Telephone Adapter Hardware solutions / Routers & switches, VoIP, GSM, etc ATA 192 Multiplatform Analog Telephone Adapter Hardware solutions / Routers & switches, VoIP, GSM, etc ATA 191 Multiplatform Analog Telephone Adapter Hardware solutions / Routers & switches, VoIP, GSM, etc |
| Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) OS Command Injection
EUVDB-ID: #VU57121
Risk: Medium
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-34710
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. A remote authenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsATA 190 Series Analog Telephone Adapters: All versions
ATA 191 Analog Telephone Adapter : before 12.0(1)SR4
ATA 192 Multiplatform Analog Telephone Adapter : before 11.2.1
ATA 191 Multiplatform Analog Telephone Adapter : before 11.2.1
External linksQ & 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.
2) Allocation of Resources Without Limits or Throttling
EUVDB-ID: #VU57122
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-34735
CWE-ID:
CWE-770 - Allocation of Resources Without Limits or Throttling
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to lack of proper rate limiting of ICMP packets on the Ethernet interface. A remote attacker can pass specially crafted data and cause a denial of service condition on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsATA 190 Series Analog Telephone Adapters: All versions
ATA 191 Analog Telephone Adapter : before 12.0(1)SR4
ATA 192 Multiplatform Analog Telephone Adapter : before 11.2.1
ATA 191 Multiplatform Analog Telephone Adapter : before 11.2.1
External linksQ & 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.
