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f5F5F5:K52349521
HistoryApr 27, 2016 - 12:00 a.m.

K52349521 : OpenSSL vulnerability CVE-2016-2842

2016-04-2700:00:00
my.f5.com
74

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

10 High

AI Score

Confidence

High

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.769 High

EPSS

Percentile

97.9%

Security Advisory Description

The doapr_outch function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g does not verify that a certain memory allocation succeeds, which allows remote attackers to cause a denial of service (out-of-bounds write or memory consumption) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-0799. (CVE-2016-2842)
Impact
ARX, FirePass, and F5 WebSafe
There is no impact; these F5 products are not affected by this vulnerability.
BIG-IP, BIG-IQ, F5 iWorkflow, Enterprise Manager, LineRate, and Traffix SDC
In default configurations, there is no impact. This vulnerability exposure is limited to:

  • The OpenSSL utility
  • BIG-IP custom monitors that call external scripts, when the external scripts are customized by the OpenSSL utility to parse ASN.1 data

Note: Standard BIG-IP monitors, such as HTTPS monitors, are not affected by this vulnerability.

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

10 High

AI Score

Confidence

High

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.769 High

EPSS

Percentile

97.9%