Description
The "echo simulation" traffic analysis countermeasure in OpenSSH before 2.9.9p2 sends an additional echo packet after the password and carriage return is entered, which could allow remote attackers to determine that the countermeasure is being used.
Product(s):
- OpenBSD OpenSSH
- OpenBSD OpenSSH 1.2.1
- OpenBSD OpenSSH 1.2.27
- OpenBSD OpenSSH 1.2.2
- OpenBSD OpenSSH 1.2.2 p1
- OpenBSD OpenSSH 1.2.3
- OpenBSD OpenSSH 1.2.3 p1
- OpenBSD OpenSSH 1.2
- OpenBSD OpenSSH 1.3
- OpenBSD OpenSSH 1.5.7
- OpenBSD OpenSSH 1.5.8
- OpenBSD OpenSSH 1.5
- OpenBSD OpenSSH 2.1.0 -
- OpenBSD OpenSSH 2.1.0 p1
- OpenBSD OpenSSH 2.1.1
- OpenBSD OpenSSH 2.1.1 p1
- OpenBSD OpenSSH 2.1.1 p2
- OpenBSD OpenSSH 2.1.1 p3
- OpenBSD OpenSSH 2.1.1 p4
- OpenBSD OpenSSH 2.1
- OpenBSD OpenSSH 2.2.0 -
- OpenBSD OpenSSH 2.2.0 p1
- OpenBSD OpenSSH 2.2
- OpenBSD OpenSSH 2.3.0
- OpenBSD OpenSSH 2.3.0 p1
- OpenBSD OpenSSH 2.3.1
- OpenBSD OpenSSH 2.3
- OpenBSD OpenSSH 2.5.1
- OpenBSD OpenSSH 2.5.1 p1
- OpenBSD OpenSSH 2.5.1 p2
- OpenBSD OpenSSH 2.5.2
- OpenBSD OpenSSH 2.5.2 p2
- OpenBSD OpenSSH 2.5
- OpenBSD OpenSSH 2.9.9
- OpenBSD OpenSSH 2.9.9 p1
- OpenBSD OpenSSH 2.9.9 p2
- OpenBSD OpenSSH 2.9
- OpenBSD OpenSSH 2.9 p1
- OpenBSD OpenSSH 2.9 p2
- OpenBSD OpenSSH 2
Question to Ask Vendors:
- Can you confirm whether your systems are affected by CVE-2001-1382, and if so, what steps are you currently taking to mitigate this vulnerability?
- What is your estimated timeline for fully resolving CVE-2001-1382 in your products or services, and how will you communicate updates on this issue to us as your customer?
Recommended Actions:
- Check out the advisory links provided below.