CVE-2015-3195

Publication date 3 December 2015

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

The ASN1_TFLG_COMBINE implementation in crypto/asn1/tasn_dec.c in OpenSSL before 0.9.8zh, 1.0.0 before 1.0.0t, 1.0.1 before 1.0.1q, and 1.0.2 before 1.0.2e mishandles errors caused by malformed X509_ATTRIBUTE data, which allows remote attackers to obtain sensitive information from process memory by triggering a decoding failure in a PKCS#7 or CMS application.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
openssl	19.04 disco	Fixed 1.0.2e-1ubuntu1
	18.10 cosmic	Fixed 1.0.2e-1ubuntu1
	18.04 LTS bionic	Fixed 1.0.2e-1ubuntu1
	17.10 artful	Fixed 1.0.2e-1ubuntu1
	17.04 zesty	Fixed 1.0.2e-1ubuntu1
	16.10 yakkety	Fixed 1.0.2e-1ubuntu1
	16.04 LTS xenial	Fixed 1.0.2e-1ubuntu1
	15.10 wily	Fixed 1.0.2d-0ubuntu1.2
	15.04 vivid	Fixed 1.0.1f-1ubuntu11.5
	14.04 LTS trusty	Fixed 1.0.1f-1ubuntu2.16
	12.04 LTS precise	Fixed 1.0.1-4ubuntu5.32
openssl098	19.04 disco	Not in release
	18.10 cosmic	Not in release
	18.04 LTS bionic	Not in release
	17.10 artful	Not in release
	17.04 zesty	Not in release
	16.10 yakkety	Not in release
	16.04 LTS xenial	Not in release
	15.10 wily	Not in release
	15.04 vivid	Ignored
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored

Patch details

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

Package	Patch details
openssl	Upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=b29ffa392e839d05171206523e84909146f7a77c Upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=cc598f321fbac9c04da5766243ed55d55948637d

Severity score breakdown

Parameter	Value
Base score	5.3 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References

Related Ubuntu Security Notices (USN)

USN-2830-1
OpenSSL vulnerabilities
7 December 2015