CVE-2015-1779

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

7.39% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 93.9% of scored records. A rank, not a probability.

NVD base score

8.6 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. 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.

Published

2016-01-12 19:00Z10 YR AGO

Last updated

2024-08-06 04:54Z2 YR AGO

Reserved

2015-02-17

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-400Uncontrolled Resource ConsumptionClass
• CWE-770Allocation of Resources Without Limits or ThrottlingBase

Data version

5.1

Document digest

290260751221975b582139ede72da27037946e81fe35e98a8db1985307c4b8a3

• lists.opensuse.orgSUSE-SU-2015:0870http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00033.htmlvendor-advisoryx_refsource_SUSE
• lists.gnu.org[Qemu-devel] 20150323 [PATCH 1/2] CVE-2015-1779: incrementally decode websocket frameshttps://lists.gnu.org/archive/html/qemu-devel/2015-03/msg04896.htmlmailing-listx_refsource_MLIST
• lists.fedoraproject.orgFEDORA-2015-5541http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155196.htmlvendor-advisoryx_refsource_FEDORA
• www.debian.orgDSA-3259http://www.debian.org/security/2015/dsa-3259vendor-advisoryx_refsource_DEBIAN
• www.openwall.com[oss-security] 20150409 Re: CVE-2015-1779 qemu: vnc: insufficient resource limiting in VNC websockets decoderhttp://www.openwall.com/lists/oss-security/2015/04/09/6mailing-listx_refsource_MLIST
• lists.opensuse.orgSUSE-SU-2015:0896http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00042.htmlvendor-advisoryx_refsource_SUSE
• lists.fedoraproject.orgFEDORA-2015-5482http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154656.htmlvendor-advisoryx_refsource_FEDORA
• lists.gnu.org[Qemu-devel] 20150323 [PATCH 0/2] CVE-2015-1779: fix denial of service in VNC websocketshttps://lists.gnu.org/archive/html/qemu-devel/2015-03/msg04894.htmlmailing-listx_refsource_MLIST
• rhn.redhat.comRHSA-2015:1931http://rhn.redhat.com/errata/RHSA-2015-1931.htmlvendor-advisoryx_refsource_REDHAT
• www.openwall.com[oss-security] 20150324 CVE-2015-1779 qemu: vnc: insufficient resource limiting in VNC websockets decoderhttp://www.openwall.com/lists/oss-security/2015/03/24/9mailing-listx_refsource_MLIST
• www.securitytracker.com1033975http://www.securitytracker.com/id/1033975vdb-entryx_refsource_SECTRACK
• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlx_refsource_CONFIRM
• rhn.redhat.comRHSA-2015:1943http://rhn.redhat.com/errata/RHSA-2015-1943.htmlvendor-advisoryx_refsource_REDHAT
• www.ubuntu.comUSN-2608-1http://www.ubuntu.com/usn/USN-2608-1vendor-advisoryx_refsource_UBUNTU
• lists.gnu.org[Qemu-devel] 20150323 [PATCH 2/2] CVE-2015-1779: limit size of HTTP headers from websockets clientshttps://lists.gnu.org/archive/html/qemu-devel/2015-03/msg04895.htmlmailing-listx_refsource_MLIST
• www.securityfocus.com73303http://www.securityfocus.com/bid/73303vdb-entryx_refsource_BID
• security.gentoo.orgGLSA-201602-01https://security.gentoo.org/glsa/201602-01vendor-advisoryx_refsource_GENTOO