CVE-2015-5277
GNU C Library NSS Files Heap Corruption and Privilege Escalation Vulnerability
Description
The get_contents function in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library (aka glibc or libc6) before 2.20 might allow local users to cause a denial of service (heap corruption) or gain privileges via a long line in the NSS files database.
INFO
Published Date :
Dec. 17, 2015, 7:59 p.m.
Last Modified :
April 12, 2025, 10:46 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
10.0
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2015-5277 has a 3 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2015-5277
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2015-5277.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Python
None
Python
Tools that utilize the Red Hat Security Data API
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2015-5277 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2015-5277 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html Added Reference http://rhn.redhat.com/errata/RHSA-2015-2172.html Added Reference http://seclists.org/fulldisclosure/2019/Sep/7 Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html Added Reference http://www.securityfocus.com/bid/78092 Added Reference http://www.securitytracker.com/id/1034196 Added Reference http://www.ubuntu.com/usn/USN-2985-1 Added Reference http://www.ubuntu.com/usn/USN-2985-2 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1262914 Added Reference https://seclists.org/bugtraq/2019/Sep/7 Added Reference https://security.gentoo.org/glsa/201702-11 Added Reference https://sourceware.org/bugzilla/show_bug.cgi?id=17079 Added Reference https://sourceware.org/ml/libc-alpha/2014-09/msg00088.html -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 12, 2023
Action Type Old Value New Value Changed Description It was discovered that the nss_files backend for the Name Service Switch in glibc would return incorrect data to applications or corrupt the heap (depending on adjacent heap contents). A local attacker could potentially use this flaw to execute arbitrary code on the system. The get_contents function in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library (aka glibc or libc6) before 2.20 might allow local users to cause a denial of service (heap corruption) or gain privileges via a long line in the NSS files database. Removed CVSS V2 Red Hat, Inc. (AV:L/AC:H/Au:N/C:P/I:P/A:P) Removed Reference https://access.redhat.com/errata/RHSA-2015:2172 [No Types Assigned] Removed Reference https://access.redhat.com/errata/RHSA-2015:2589 [No Types Assigned] Removed Reference https://access.redhat.com/security/cve/CVE-2015-5277 [No Types Assigned] -
CVE Modified by [email protected]
Feb. 02, 2023
Action Type Old Value New Value Changed Description The get_contents function in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library (aka glibc or libc6) before 2.20 might allow local users to cause a denial of service (heap corruption) or gain privileges via a long line in the NSS files database. It was discovered that the nss_files backend for the Name Service Switch in glibc would return incorrect data to applications or corrupt the heap (depending on adjacent heap contents). A local attacker could potentially use this flaw to execute arbitrary code on the system. Added CVSS V2 Red Hat, Inc. (AV:L/AC:H/Au:N/C:P/I:P/A:P) Added Reference https://access.redhat.com/security/cve/CVE-2015-5277 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2015:2589 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2015:2172 [No Types Assigned] -
CVE Modified by [email protected]
Sep. 05, 2019
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html [No Types Assigned] -
CVE Modified by [email protected]
Sep. 05, 2019
Action Type Old Value New Value Added Reference https://seclists.org/bugtraq/2019/Sep/7 [No Types Assigned] -
CVE Modified by [email protected]
Sep. 04, 2019
Action Type Old Value New Value Added Reference http://seclists.org/fulldisclosure/2019/Sep/7 [No Types Assigned] -
CVE Modified by [email protected]
Jul. 01, 2017
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/201702-11 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 28, 2016
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/78092 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 15, 2016
Action Type Old Value New Value Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html -
Modified Analysis by [email protected]
Jun. 09, 2016
Action Type Old Value New Value Changed CPE Configuration Configuration 1 OR *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:gnu:glibc:2.19:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:gnu:glibc:2.19:*:*:*:*:*:*:* (and previous) Configuration 3 OR *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* -
CVE Modified by [email protected]
Jun. 03, 2016
Action Type Old Value New Value Added Reference http://www.ubuntu.com/usn/USN-2985-2 Added Reference http://www.ubuntu.com/usn/USN-2985-1 -
Modified Analysis by [email protected]
Dec. 18, 2015
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:gnu:glibc:2.19:*:*:*:*:*:*:* (and previous) Added CVSS V2 (AV:L/AC:L/Au:N/C:C/I:C/A:C) Added CWE CWE-119 -
Initial Analysis by [email protected]
Dec. 18, 2015
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2015-5277 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2015-5277
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.09 }} -0.01%
score
0.26930
percentile