CVE-1999-1228
Various modems that do not implement a guard time, or are configured with a guard time of 0, can allow remote attackers to execute arbitrary modem commands such as ATH, ATH0, etc., via a "+++" sequence that appears in ICMP packets, the subject of an…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Various modems that do not implement a guard time, or are configured with a guard time of 0, can allow remote attackers to execute arbitrary modem commands such as ATH, ATH0, etc., via a "+++" sequence that appears in ICMP packets, the subject of an e-mail message, IRC commands, and others.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 1.93% probability · 79th percentile
- CISA KEV
- Not listed
- Affected
- logicode/quicktel · diamond/supra · us robotics/us robotics
- Source
- cve@mitre.org
References
- http://marc.info/?l=bugtraq&m=90695973308453&w=2
- http://www.macintouch.com/modemsecurity.htmlVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3320
- http://marc.info/?l=bugtraq&m=90695973308453&w=2
- http://www.macintouch.com/modemsecurity.htmlVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3320
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.