Vulnerability Monitor

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CVE-2020-12651

SecureCRT before 8.7.2 allows remote attackers to execute arbitrary code via an Integer Overflow and a Buffer Overflow because a banner can trigger a line number to CSI functions that exceeds INT_MAX.

Published

2020-05-15T18:15:13.510

Last Modified

2024-11-21T04:59:59.383

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

10.0

Weaknesses

Type: Primary
CWE-190

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	vandyke	securecrt	< 8.7.2	Yes
Operating System	apple	macos	-	No
Operating System	linux	linux_kernel	-	No
Operating System	microsoft	windows	-	No
Application	vandyke	securecrt	< 2.4	Yes
Operating System	apple	iphone_os	-	No

References

https://bugs.chromium.org/p/project-zero/issues/detail?id=2033 Exploit, Third Party Advisory ([email protected])
https://twitter.com/taviso/status/1261079774190919680 Third Party Advisory ([email protected])
https://www.vandyke.com/products/securecrt/history.txt Release Notes, Vendor Advisory ([email protected])
https://www.vandyke.com/support/advisory/index.html Vendor Advisory ([email protected])
https://bugs.chromium.org/p/project-zero/issues/detail?id=2033 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://twitter.com/taviso/status/1261079774190919680 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.vandyke.com/products/securecrt/history.txt Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.vandyke.com/support/advisory/index.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)