CVE-2015-2774

Publication date 7 April 2016

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

Erlang/OTP before 18.0-rc1 does not properly check CBC padding bytes when terminating connections, which makes it easier for man-in-the-middle attackers to obtain cleartext data via a padding-oracle attack, a variant of CVE-2014-3566 (aka POODLE).

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
erlang	17.10 artful	Not affected
	17.04 zesty	Not affected
	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	15.10 wily	Ignored
	15.04 vivid	Ignored
	14.10 utopic	Ignored
	14.04 LTS trusty	Fixed 1:16.b.3-dfsg-1ubuntu2.2
	12.04 LTS precise	Ignored
	10.04 LTS lucid	Ignored

Notes

sbeattie

patch is against erlang 18 prerelease, unclear if 17 and 16 need fix

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
erlang	Upstream: e53c55d

Severity score breakdown

Parameter	Value
Base score	5.9 · Medium
Attack vector	Network
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	None
Vector	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

USN-3571-1
Erlang vulnerabilities
14 February 2018