CVE-2014-4943: debian debian_linux Improper Privilege Management

Modified

AliasesRHSA-2014:1025UBUNTU-CVE-2014-4943DEBIAN-CVE-2014-4943

Published 19-07-2014Last modified 06-08-2024

Vulnerability summary

CVE-2014-4943 is a medium (CVSS 6.9) Improper Privilege Management vulnerability in debian debian_linux. EPSS estimates a 2.10% chance of exploitation in the next 30 days, higher than 81.7% of scored vulnerabilities. 1 public exploit is recorded.

Priority

Routine

Not severe (CVSS 6.9, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?

CVSS score

6.9/10

010

Medium · v2.0 (NVD)

EPSS score

2.10%

0%100%

Low · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits1exploit-database

Advisory lineage

Upstream 0 · Downstream 6 · Related 1

DLA-103-1 DSA-2992-1 RHSA-2014:0923 RHSA-2014:0924 RHSA-2014:0925 USN-2290-1

Timeline

19-07-2014
PublishedVulnerability first disclosed.
06-08-2024
Last modifiedVulnerability information updated.

Description

The PPPoL2TP feature in net/l2tp/l2tp_ppp.c in the Linux kernel through 3.15.6 allows local users to gain privileges by leveraging data-structure differences between an l2tp socket and an inet socket.

CVSS metrics

1 score · 1 source · 1 version

v2.06.9

EPSS trend

Probability

2.10%

Chance of exploitation in the next 30 days

Percentile

82%

Versus all other CVEs

30-day change

No change 0.00 pp

From 2.10% on 05-10-2026

05-10-202604-11-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found

exploit-databasedoslinuxUnverified
Linux Kernel 3.15.6 - PPP-over-L2TP Socket Level Handling Crash (PoC)
Maturity: poc

Weaknesses

CWE · root cause

CWE-269Improper Privilege ManagementThe product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Affected systems

Version check

Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.

Redhat15 products

enterprise_linux_server_aus6.2
kernel< 0:2.6.32-220.54.1.el6
kernel-debug< 0:2.6.32-220.54.1.el6
kernel-debug-debuginfo< 0:2.6.32-220.54.1.el6
kernel-debug-devel< 0:2.6.32-220.54.1.el6

Show all 15

Debian2 products

linux< 3.14.13-1
debian_linuxEOL7.0

Suse2 products

linux_enterprise_desktop11:sp3
linux_enterprise_server11:sp2 | 11:sp3

Linux1 product

linux_kernel≥ 2.6.23, < 3.2.62 | ≥ 3.3, < 3.4.102 | ≥ 3.5, < 3.10.52 | ≥ 3.11, < 3.12.27 | ≥ 3.13, < 3.14.16 | ≥ 3.15, < 3.15.9

Opensuse1 product

opensuseEOL11.4

Ubuntu1 product

linux< 3.13.0-32.57

6 vendors · 22 products

References

41 links

www.exploit-db.com/exploits/36267ExploitX Refsource EXPLOIT DBThird Party AdvisoryVDB Entry
linux.oracle.com/errata/ELSA-2014-3047.htmlX Refsource CONFIRMThird Party Advisory
lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
www.securitytracker.com/id/1030610VDB EntryX Refsource SECTRACKThird Party Advisory
secunia.com/advisories/60220Third Party AdvisoryX Refsource SECUNIA
secunia.com/advisories/59790Third Party AdvisoryX Refsource SECUNIA
rhn.redhat.com/errata/RHSA-2014-1025.htmlVendor AdvisoryX Refsource REDHATThird Party Advisory
git.kernel.orgX Refsource CONFIRMBroken LinkThird Party Advisory
lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory

Show all 41 references

lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
bugzilla.redhat.com/show_bug.cgi?id=1119458X Refsource CONFIRMIssue TrackingThird Party AdvisoryREPORT
linux.oracle.com/errata/ELSA-2014-0924.htmlX Refsource CONFIRMThird Party Advisory
secunia.com/advisories/60393Third Party AdvisoryX Refsource SECUNIA
secunia.com/advisories/60380Third Party AdvisoryX Refsource SECUNIA
linux.oracle.com/errata/ELSA-2014-3048.htmlX Refsource CONFIRMThird Party Advisory
exchange.xforce.ibmcloud.com/vulnerabilities/94665VDB EntryX Refsource XFThird Party Advisory
openwall.com/lists/oss-security/2014/07/17/1Mailing ListX Refsource MLISTThird Party Advisory
secunia.com/advisories/60011Third Party AdvisoryX Refsource SECUNIA
github.com/torvalds/linux/commit/3cf521f7dc87c031617fd47e4b7aa2593c2f3dafX Refsource CONFIRMPatchThird Party Advisory
www.debian.org/security/2014/dsa-2992Vendor AdvisoryX Refsource DEBIANThird Party Advisory
osvdb.org/show/osvdb/109277VDB EntryX Refsource OSVDBBroken Link
secunia.com/advisories/60071Third Party AdvisoryX Refsource SECUNIA
access.redhat.com/errata/RHSA-2014:1025Advisory
access.redhat.com/security/updates/classification/ARTICLE
security.access.redhat.com/data/csaf/v2/advisories/2014/rhsa-2014_1025.jsonAdvisory
access.redhat.com/security/cve/CVE-2014-4943REPORT
www.cve.org/CVERecord?id=CVE-2014-4943AdvisoryREPORT
nvd.nist.gov/vuln/detail/CVE-2014-4943Advisory
ubuntu.com/security/CVE-2014-4943REPORT
ubuntu.com/security/notices/USN-2281-1Advisory
ubuntu.com/security/notices/USN-2282-1Advisory
ubuntu.com/security/notices/USN-2283-1Advisory
ubuntu.com/security/notices/USN-2284-1Advisory
ubuntu.com/security/notices/USN-2285-1Advisory
ubuntu.com/security/notices/USN-2286-1Advisory
ubuntu.com/security/notices/USN-2287-1Advisory
ubuntu.com/security/notices/USN-2288-1Advisory
ubuntu.com/security/notices/USN-2289-1Advisory
ubuntu.com/security/notices/USN-2290-1Advisory
security-tracker.debian.org/tracker/CVE-2014-4943Advisory