01 Record

CVE-2015-3281

The buffer_slow_realign function in HAProxy 1.5.x before 1.5.14 and 1.6-dev does not properly realign a buffer that is used for pending outgoing data, which allows remote attackers to obtain sensitive

UnratedPUBLISHEDCNA: redhat

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 4.32% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 91.0% of scored records. A rank, not a probability.
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2015-07-06 14:55Z11 YR AGO

Last updated

2024-08-06 05:39Z2 YR AGO

Reserved

2015-04-10

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

c18e7bf05e9fb8229dc500091191f10c6cbe066afe8c08e7abe352831e5a960d

05 Affected products

VendorProductVersionsPlatforms

canonicalubuntu_linuxNot specified—

debiandebian_linuxNot specified—

haproxyhaproxyNot specified—

opensuseopenstack_cloudNot specified—

opensuseopensuseNot specified—

redhatenterprise_linuxNot specified—

redhatenterprise_linux_desktopNot specified—

redhatenterprise_linux_serverNot specified—

redhatenterprise_linux_server_ausNot specified—

redhatenterprise_linux_server_eusNot specified—

redhatenterprise_linux_server_tusNot specified—

redhatenterprise_linux_workstationNot specified—

redhatopenshiftNot specified—

suselinux_enterprise_high_availability_extensionNot specified—

06 References

rhn.redhat.comRHSA-2015:1741http://rhn.redhat.com/errata/RHSA-2015-1741.htmlvendor-advisoryx_refsource_REDHAT
lists.opensuse.orgopenSUSE-SU-2015:1831http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00023.htmlvendor-advisoryx_refsource_SUSE
www.haproxy.orghttp://www.haproxy.org/news.htmlx_refsource_CONFIRM
rhn.redhat.comRHSA-2015:2666http://rhn.redhat.com/errata/RHSA-2015-2666.htmlvendor-advisoryx_refsource_REDHAT
www.ubuntu.comUSN-2668-1http://www.ubuntu.com/usn/USN-2668-1vendor-advisoryx_refsource_UBUNTU
lists.opensuse.orgSUSE-SU-2015:1663http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00001.htmlvendor-advisoryx_refsource_SUSE
git.haproxy.orghttp://git.haproxy.org/?p=haproxy-1.5.git%3Ba=commit%3Bh=7ec765568883b2d4e5a2796adbeb492a22ec9bd4x_refsource_CONFIRM
www.debian.orgDSA-3301http://www.debian.org/security/2015/dsa-3301vendor-advisoryx_refsource_DEBIAN
www.securityfocus.com75554http://www.securityfocus.com/bid/75554vdb-entryx_refsource_BID

07 Fixed in

Debian 12

haproxy
Fixed in 1.5.14-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

haproxy
Fixed in 1.5.14-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

haproxy
Fixed in 1.5.14-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.